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Questions tagged [cities]

For questions about cities, their systems and evolution.

0
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6answers
249 views

After evacuation to a new planet, how would a population switch from a barter system to a monetary system with banks?

Okay, context. There's a modern human sub-species (about 9,000) that needs to evacuate earth to avoid genocide from their human counter-parts. They have access to a portal to take them to a new viable ...
5
votes
5answers
274 views

How can a devil reincarnate himself on earth without being noticed?

The devil is alive, and he walks among you. Eons ago, there was a battle between a powerful deity and a devil from the nine realms of hell. The losing devil, to avoid being killed, broke himself ...
1
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4answers
104 views

Method of constructing pre-modern shanties

In my world the technology is around the mid 1800s or a bit earlier, and I have a big city with an empire and all sorts of colonialism problems that are minorly irrelevant to this question. What is ...
6
votes
3answers
193 views

What are the elements required for an enclosed prison-city?

I'm aware that variants of this question have been discussed before (such as "how to build a self-sustaining medieval city?"), but my question comes at the problem from a slightly different angle. ...
22
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21answers
10k views

How long can my small American city be without Internet access? [closed]

Let us say that I want a somewhat isolated farming city to lose Internet access for an extended period of time. The requirement is that all Internet access into the town have been cut off by some ...
7
votes
7answers
400 views

How could carbon nanotubes help me build supertall skyscrapers?

It is the near-future. Breakthrough, mass produced carbon nanotubes have been invented and are relatively cheap. These nanotubes have the properties that we would expect, and are manufactured in '...
4
votes
3answers
118 views

Ideal Place For Kenya Spaceport?

Its 20 seconds in the future. The space age is truly dawning this time. And I the CEO of a wealthy aerospace company, am looking for the perfect place to set up shop with my new spaceport. I've ...
5
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2answers
260 views

3-Level Roadway Engineering

I'm the city designer for a new city we're calling Morrowville. Having some of the worlds top minds, flying cars have been invented, but can only fly a few feet (2-4) from the ground and not everyone ...
9
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5answers
2k views

How possible would it be for a whole city (and smaller towns) to be built on water?

The world is flooded and some people have survived and managed to build small towns and even massive cities on the ocean that now covers the world. Is this possible hypothetically? How much of the ...
6
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4answers
579 views

Is it feasible to have farmers live in a city and travel out to work on their plots?

Hello and thanks to everyone who answered my other question, it's been really enlightening reading them all (unfortunately as I posted as a guest it seems that account was lost to the void). I've been ...
2
votes
2answers
245 views

How long would it take to be able to live in New York after a nuclear bomb?

If a 50 megaton nuke was dropped in Lower Manhattan, New York, how long would it take for people to be able to live there again? The bomb detonated on the ground. My definition of live is to breathe ...
2
votes
4answers
179 views

Burning Down Chicago

The year is 2100. Internet 3.0 has arrived, with an ubiquitous Internet of Things. Even your wedding band has a fingerprint scanner to make sure it doesn't get stolen. An evil AI has been developed ...
21
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9answers
3k views

How to cut off a (unaware and unwilling) city (not an island city) from the rest of the world for a short period of time? (about 12 hours)

How could a group, very possibly militarized, cut off a small-medium sized city from the rest of the world for an overnight period? This includes outside responses like police, national guard, so on ...
1
vote
2answers
76 views

How would we overcome the sinking problem as sediment builds up around urban areas? [closed]

As sediment builds up over the earth, it is compacted into layers of rock, which can be seen in the geological record. However, urban areas typically have good maintenance which washes away any ...
5
votes
1answer
101 views

Winterizing a Municipal Water System

I'm the last person in a large city. Everyone else has left and I don't know when they will be back, if ever. I'm planning on staying in the city as long as I can. I want to avoid, or minimize, a ...
2
votes
5answers
306 views

What would the buildings in a city on a marsh be made of?

In my world there is a city built on a mighty river just as said river opens up into a marsh as it hits the sea. The river is quite wide and deep and when it reaches the city has already crossed a ...
1
vote
3answers
201 views

Mozart city proposal

So here is my proposal for a fictional place I call Mozart city. As could probably be deduced from the name, Mozart and his family run the place. Just to clarify this is in an alternate universe ...
3
votes
3answers
325 views

How many troops would be needed to occupy a city with a population of 2.9 million? [closed]

I have a city that has a population of 2.9 million and an urban footprint around 2,037 square kilometres. For reasons unknown, it's been sealed off from the outside world by a shadowy military ...
2
votes
3answers
895 views

How spread apart were cities, towns, etc. in the Middle Ages given food production capabilities [closed]

There is a video about why certain cities are a specific distance apart and how it has to do with travel capabilities of the time and other economic reasons. I was wondering how this applied to ...
-2
votes
1answer
112 views

What would happen if about 1/6 the world population disappeared? [closed]

I’m writing a story where about 1/6 of the world population is moved out of the world (essentially killed off). The ones killed mostly held positions of power (i.e. Politicians, doctors, lawyers, CEOs,...
0
votes
2answers
1k views

Naming fictional places/ cities/ towns/ etc? [duplicate]

I want to name some fictional places but don't know how. (I'm terrible with names) Are there any websites/ things i can look at to find good ones?
6
votes
4answers
169 views

Convincing a large medieval city of an incoming catastrophe

A tiny subset of a medieval city's million-person population is aware of an imminent magical cataclysm via dreams or visions. They are unaware of each other. Magic in the world is rare and limited. ...
5
votes
1answer
179 views

How long can sewers last unmaintained?

There is a nuclear war. It lasts for 4 hours and most cities are destroyed. How long could a sewer last without maintenance?
-3
votes
1answer
114 views

Why might the UTF combine cities into Megalopolises? [closed]

So, in the late part of the 22nd century all the countries and people of earth combined to form the United Terran Federation. Its capital is in DC, but each former country has its own capital in its ...
6
votes
3answers
1k views

How large is this city and its army? [duplicate]

I'm working in a low-fantasy setting of roughly mid-Renaissance development. Basically Earth-like with some mildly out-there plants and animals, but nothing overtly magical. I see a lot of questions ...
7
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4answers
334 views

Arctic City part 1: Electricity

Background Info So a humanoid species has been found in the arctic. Or rather, a humanoid subspecies. That subspecies is Humanoidus Keplerianus Arcticus. They have dense hair all over, sort of like a ...
25
votes
11answers
5k views

How to convince primitive tribe that cities weren’t built by gods?

So, in this story, my main character and his friends go to the ruins of an old city from the pre-apocalypse years. He needs to go there to retrieve a valuable artifact, but the local tribe that ...
13
votes
6answers
342 views

Superhero Civil Engineering Techniques

It's 2018. Dr. Evil tried to [rob a bank/destroy the city/take over the world] using a [unstoppable robot army/death ray/zombie ninja T-Rex]. Just when hope is lost, Superdude comes flying in with a ...
14
votes
7answers
3k views

Rebuilding Kowloon Walled City? [closed]

I need to house 50,000 people but I only have a 2.7 hectares (126m by 213m). Just like Kowloon Walled City. However, the land is currently empty and I can plan for that many people before they all ...
2
votes
5answers
247 views

What supplies would be needed to build a modernish town/city in the post apocalypse?

So the nuclear apocalypse happened, and 90% of the population died from the either the blast, radiation, famine, violence or disease within the next 5 years. Fortunately, the United States government ...
1
vote
3answers
161 views

How big of a city could my volcanic island support?

Now this volcanic city is not just any volcanic island, it is only a couple hundred miles above the northernmost tropic but that really isn't important, what is important is that the coasts of the ...
50
votes
32answers
18k views

How to completely destroy a city, without leaving clues for humanity 4,000 years later?

Background I want to burn down a city completely. Nothing must remain, ashes to ashes, dust to dust. Even though I'm a supernatural being, I want this to happen in a natural way. I also want the ...
13
votes
5answers
3k views

Could a Megacity be a Penal Colony?

This question is inspired by a premise from the video game Batman: Arkham City, in which a portion of Gotham City has been closed down by the public to be reserved for prisoners from such places as ...
8
votes
3answers
2k views

What would the government of a medieval city-state be and how many people would be running it?

In my book I'm writing one half of the island is littered with city-states. I was wondering who would be in power there and what type of government there may be. Here's some information that may help:...
3
votes
1answer
67 views

Effects of Hostile Environment on Population Distribution

In my world, humanoid races are an afterthought added by the gods only after they'd spent millennia treating the world as their personal canvas, designing it however they found most interesting. This ...
6
votes
3answers
256 views

Non-Iron Skyscraper Framing

I'll confess that I have a real issue with iron--it rusts quickly. In fact, the History Channel program Life After People constantly states that, left to its own devices, the iron that makes up a ...
2
votes
3answers
274 views

How long would cities be recognizable after a nuclear war?

In 2068, a nuclear war is fought between the USSR and the USA. 42,000 best bombs are used, and 2,000 megatons are used during the war. My story takes place mostly in 4 regions of the United States, ...
21
votes
14answers
7k views

How to sustain/create a 4 foot tall city?

For my story, I intend to include a city/civilization that is entirely 4 foot tall- with plants, greenery, walkways etc. on top of the connected 'houses'. This city is located in the middle of a ...
1
vote
3answers
156 views

Lifting water from a subterranean lake by boiling it?

A medieval-tech desert city relies on a nearby subterranean lake for their water source. In lieu of employing thousands of slaves carrying pots up a long series of tunnels, could the intrepid desert ...
2
votes
1answer
157 views

Scavenging metal resources in post-apocalypse after 100 years

This is another question for a setting I mentioned in previous questions (currency, ammo). The setting is: It's happening in post-apocalyptic SE Europe (Balkans specifically), about 60-80 years from ...
5
votes
4answers
260 views

A “Temple City”

Trying to come up with a general feel for a city dominated by temples, where evil gods may be openly worshipped alongside good gods. It is an independent city-state in a 2000 year old world, near the ...
39
votes
29answers
14k views

A way of getting the water to the top of the tall building without electricity?

First, let me explain the situation. Post-apocalypse setting, a group of humans (lets say around a hundred of them) have to find safe places to live at, protected from animals, bandits and other ...
6
votes
4answers
1k views

Would a “city on a bridge” be friendlier to the environment than a more typical city on land? [closed]

The "city on a bridge" that I'm envisioning has the entire population living their entire lives on a habitable bridge or a series of such bridges over major rivers, only going on land for recreation ...
1
vote
1answer
103 views

If there were giant irregular mirrors above cities that would reflect sunlight, would that heat the atmosphere and cause global warming? [closed]

Or would the heat dissipate back into space? For my world building purposes, I need it to cause global warming, I just don't really know if it would work. Maybe the cities would need to be bigger then ...
12
votes
8answers
3k views

Medieval town built on the desert side of a mountain range?

Could a medieval town have been built on the desert facing side of a mountain range? Not a Himalaya size mountain, but definitely at least Rocky Mountain size. It's a big desert and is one of the ...
29
votes
7answers
4k views

When my city is miles high, where do the utility lines go?

Various futuristic novels and movies have posited the existence of the mega-city; a city in the clouds built up hundreds if not thousands of meters above the surface area below. Examples are Coruscant ...
17
votes
9answers
5k views

The nation without villages

Straight to the matter: is it possible that a faction in a science fiction world rises up while completely ignoring the concept of villages as a whole? Let me explain. While it's specific for my ...
2
votes
1answer
80 views

How to build a stable city on a porous planet

An industrious civilization has come into fruition on a planet that has a very irregular surface that is home to countless multitudes of caverns going deep beneath the planet and even merging with one ...
2
votes
2answers
279 views

How long could a city last if it were completely underwater?

Let's say there is a city, about the size of New York City, that is made only out of stone, steel, and glass. This city would be completely underwater. Assuming no humans are alive in this city, how ...
4
votes
4answers
379 views

City for introverts?

I am busy drawing a fictional map of a city. It has all the technology, economics and sociology of the real world. The city has no nightclubs, very few restaurants, no bars: very few places to ...