Questions tagged [geography]

For questions about the characteristics and effects of natural features on a world.

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3
votes
2answers
127 views

How to tackle one or multiple submerged continents

A part of the story I am writing involves two continents that centuries before the story takes place sunk into the sea. I want to have a way to explain this that does not come down to just the sea ...
3
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1answer
77 views

How to form a huge natural plateau with a slope?

I need a huge natural plateau to form but with a slope. There can be some variation, a few hills or even mountains here and there, but the ground needs to be mostly gently sloping north to south. It ...
2
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3answers
177 views

What Animals Could Live in a Glass Ocean?

So I had this idea of a world with an ocean sized pool of super hard glass that formed millions of years ago on this planet. I started to think of the implications of something like that: In some ...
2
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0answers
70 views

Optimal geography for a thriving caldera centered civilisation?

What would be the optimal geography for a thriving capital, located in a caldera ? I'm building a fantasy world with multiple intelligent species and civilisations. There is magic in this world, but ...
3
votes
3answers
162 views

Does or could a collection of regions like this exist on Earth?

I initially assumed my world was going to be pure fantasy, but the more I think about it, the more I consider having the story take place somewhere on Earth, either as alternate history or the far ...
14
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9answers
2k views

How closely correlated is culture to geography?

I am working on a story where I will take the geography of our world but install new peoples, cultures and histories. This will likely include fantastical elements as well as mundane. In working ...
11
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8answers
1k views

Drawing Maps; flat distortion

One of my main problems when it comes to drawing maps is how landmasses get distorted at different points. One of the continents in my story stretches almost to the north pole, but it looked very ...
1
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0answers
105 views

Resulting clime of fictional world geography [closed]

I'm writing a fantasy story, and I've recently come up with a world map. This probably isn't the final version (I'll probably add some more islands), but this gives me a general idea of where ...
6
votes
4answers
2k views

How big would the ice ball have to be to deliver all the water at once?

One popular theory to explain how Earth got its water is that it was delivered by asteroid/comet/etc. The form this theory usually takes is that many small impacts occured over a long time, each ...
11
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4answers
275 views

What would be the condition of a wood cottage that has been abandoned for ~20 years?

Suppose a two-storey timber cottage has been left unoccupied for 15 to 20 years. The entire structure is wooden, including all beams and supports, with a rammed earth foundation. It's situated within ...
9
votes
1answer
124 views

Climate in an ice age

Creating a map of Koppen climate zones for a very Earth-like world is quite easy, with the right instructions. However, what if the climate is several degrees cooler? Do I simply shift all the ...
5
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4answers
221 views

How can an American town keep itself secret and isolated?

A town dating back to the late 1880s in northern Wisconsin has a dark secret that must be kept hidden by as few people as possible. How can this town keep itself isolated and off of maps during the ...
4
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6answers
150 views

Giant, Periodic Geysers?

My world has giant geysers. The height of these geysers oscillates over a cycle of 3 or so days. Things you need to know: 1. There is an unknown force in the core of the planet, which exerts ...
17
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7answers
5k views

Is It Possible to Have Different Sea Levels, Eventually Causing New Landforms to Appear?

I'm trying to explain a large continent-sized archipelago that doesn't run in any particular direction. As such, plate tectonics cannot possibly explain its existence. This is an Earth-like planet. ...
5
votes
2answers
154 views

Northern Great Lakes in an Alternate Island Africa--Would the Sahara DESERT Still be Around?

Recently, I found this map of Africa's paleolakes in the Imaginary Maps reddit: Finding this map was mere coincidence, but this map definitely interests me. Now there have been multiple what-if, ...
6
votes
2answers
148 views

A semi perpetual gloomy climate is possible?

I'd like to know if a climate with snowy and gloomy winters and rainy and cloudy summers is possible. Because the climate of Russia in summer is sunny enough and the Icelandic ones isn't so snowy. So ...
12
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4answers
3k views

Why would one hemisphere of a planet be very mountainous while the other is flat?

Background I just read this question about how to get a planet to have one hemisphere with tropical climate and one with polar climate. The (not yet accepted) answer with the highest score ...
6
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2answers
126 views

Longest “linear” natural formations

In an effort to gain inspiration for planetary formation and, at the same time, inspiration for governmental/territorial boundaries between residents of said formed planets, I've recently encountered ...
1
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2answers
159 views

Nomad tribe population

There lives in a desert a large nomad culture, composed of many tribes who wander about herding camels, goats and sheep, trading and offering services to cities and towns, and occasionally raiding ...
9
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4answers
199 views

Moving mountains

In our world, mountains generally only move up (while forming) or down (while eroding or sinking). Otherwise they follow the tectonic plates they happen to be on. In island chains like the Hawaiian ...
4
votes
1answer
69 views

distance between climate/geographical changes

I have an Earth-like world (approximately 1000CE technology--horse/mule for travel) that I want to have my characters traverse over the course of the book. I want the areas to have distinct geography/...
3
votes
3answers
111 views

Can a planet experience a sudden and dramatic tilt change in its axis which alters weather patterns?

In my fantasy series of ''Diggoran'' ( pronounced Dia-Ran ) Humans initially came from a continent in the northern hemisphere known as ''Atmoran'' which spans 20.561 million square miles. For over 1.9 ...
3
votes
1answer
116 views

What would be the consequences of a planet having a core predominantly made of Krypton?

So I'm currently working on a fan project to redesign Superman's home planet of Krypton. This new Krypton is 1.6x the size of Earth and orbits the red dwarf star known to us as LHS-2520, 27.1 ...
50
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22answers
10k views

What could prevent players from leaving an island?

I am currently building a campaign for DnD. The main plot plays out on an island the heroes are stranded on after their ship goes off track and sinks. They discover that this island is ruled by ...
6
votes
3answers
220 views

How could a small civilization move about normally, tactically, and quickly in a large swamp?

This is a small civilization (more than just a town or two) almost under the shadow of the regional hegemon. The dominant civilization knows they are there, but don't go too deep into that swamp ...
4
votes
7answers
207 views

How to patrol a 2,000 mile-long border

The Second Civil War has begun. Ignoring how succession happens, the American west coast (including Baja California & the Mexican state of Sonora) becomes an independent republic. Their border ...
11
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6answers
4k views

Can a continent naturally split into two distant parts within a week?

If a great division occurs, sealing two warring cultures apart for many generations, my only explanation so far is a tectonic shift. I imagine water flooding between a long split. But as I understand ...
3
votes
3answers
239 views

Is a confluence of more than two rivers plausible?

Two rivers converging into one is obviously extremely common, most often when one is clearly dominant over the other (whereby the lesser one is the 'tributary' of the greater) but also sometimes where ...
3
votes
3answers
107 views

What would be the chemical composition of the crust and core of a planet comprised primarily of diamond?

I’m creating a world for a webcomic and I’m running into some difficulties – namely, my own limitations. I’m not a scientist, and I don’t even know how to start asking the questions I want answered. ...
3
votes
1answer
120 views

Biomes and landscaping this odd-shaped planet (part 2)

I'm still working on world map of this pear-shaped planet for my alien race, so I think land-to-water ratio would be something 40/60% or 30/70% (I don't know which one makes creatures much bigger), ...
7
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13answers
4k views

What could cause the sea level to massively decrease?

I'm trying to find a justification to the sea level on Earth decreasing by a large amount (in the range of 1000 / 2000 m). The change would begin during the Modern Era or in the future, and last long ...
9
votes
3answers
423 views

Is it possible to farm in a swamp?

In my world they live in a swamp similar to the Okeefenokee swamp in Georgia. My question is, would it be possible to farm certain plants like wild rice, milkweed, and lilypads in these conditions? ...
5
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6answers
1k views

Can I have a forest in the rain shadow of a mountain range?

I've pretty much finished the map of a world I'm building for a fantasy novel, but I've realised that on one of the continents I need there to be forest on both sides of a large mountain range. I've ...
9
votes
4answers
507 views

Crop production in mountains?

Would potato- or grain-like crops be able to flourish in northern alpine regions? There's a lot to be said about the Andeans, but the have the benefit of living near the equator that other ...
7
votes
1answer
161 views

What are the most useful projection types for my world map?

As my presence on here may imply, I am creating a story, and am currently working on the worldbuilding side of operations. One of the things I am trying to do is get a good map going, as my brain is ...
5
votes
2answers
95 views

How would a supernaturally heated caldera bay affect the local climate?

A supernatural geological event occurred and created a huge caldera-like formation on the coast of a region similar to Scotland. Over time the caldera filled with water and became a bay surrounded by ...
11
votes
3answers
165 views

Equatorial oceanic river caused by tides

The setting: A planet with two main landmasses, each one's center located more or less at each pole of the planet. Liquid water ocean in between them, wrapping fully, if not directly (due to the non-...
18
votes
3answers
2k views

Closest Proximity of Oceans to Freshwater Springs

I am trying to wrap my head around the geography of a settlement in my world. The settlement is situated along the coast, along a river roughly 500m wide with temperate mixed forests surrounding it, ...
23
votes
8answers
7k views

How can a valley surrounded by mountains be fertile and rainy?

We all know about Rain Shadow - And if you don't now you do - and that the inner side of a mountain as compared to the ocean would be drier. Now a worldbuiding problem going around that phenomenon. ...
7
votes
3answers
174 views

Preserving the mammoth steppe

During much of the Late Pleistocene stage, the world's most widespread biome was the so-called "mammoth steppe" - a cold, dry grassland which spanned eastward all the way from Spain to Canada. It was ...
14
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5answers
2k views

Could the Missouri River be running while Lake Michigan was frozen several meters deep?

During an ice age, would it be possible for a great lake to be frozen while a relatively nearby river was still running? To help illustrate my point: Would it be possible for Lake Michigan (or parts ...
31
votes
5answers
11k views

If Sweden was to magically float away, at what altitude would it be visible from the southern hemisphere?

If a chunk of land mass the size and position of Sweden took off and floated away in a straight line, exiting the atmosphere and orbiting earth, at what distance would it be visible from, let's say, ...
14
votes
2answers
491 views

Where do I put diamond mines on my map?

I've got a home-brewed D&D setting. Diamonds, in D&D, are needed for resurrection magic, so access to diamonds is literally life and death for any country with clerics capable of casting such ...
4
votes
4answers
172 views

Is it possible to create a realistic habitable planet/moon with actually alien landscape? [closed]

There is a standard challenge while creating landscape for habitable planet, as it should be both: physically realistic (so presumably like Earth) alien (so presumably not like Earth) Standard, ...
1
vote
4answers
197 views

How would the terrain of a snow-covered mountain deter a mechanized army?

My story is set in a fortress town built below a mountain, and revolves around the struggle between the witch who protects the mountain and the tyrant who seeks to plunder it for resources (think ...
5
votes
3answers
916 views

Complications of displaced core material?

If there were an absolutely terrible accident, and part of Earth's core was displaced toward the surface, making a bubble of liquid nickel and iron, what would be the major problems with this?
8
votes
3answers
296 views

Can tectonic plates have any shape and size or are there limitations?

I would like to create a map with the help of tectonic plates. I didn't really care before. Can tectonic plates have all possible sizes and shapes? As an extreme example, could a continent the size of ...
0
votes
4answers
187 views

How significantly would the course of rivers change over 10,000 years?

This one is rather straightforward. A character falls into a magically-induced coma for about 10,000 years and then wakes up to find the world around him different in quite a few ways. There's not a ...
13
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5answers
3k views

How might a landlocked lake become a complete ecosystem?

Let's assume that there is a lake that has formed from snowmelt and rainfall. The lake has never been in contact with other bodies of water. How might this lake become a complete ecosystem?
1
vote
2answers
81 views

How would a race develop specific adaptations in an area with hard, rocky soil and sturdy trees? [closed]

In my world, one of the races is from a part of a continent with dense, rocky soil and large, hardwood trees. Their whole culture is structured around establishing sturdy foundations and permanence ...