Compare the worlds

How could a city provide water, places to gather, safe travel, goods and room for nature?

Look at the same need in all six worlds. Egypt and Rome are historical; the others are imagined, so treat them as ideas to test, not facts.

Water

Where does clean water come from, and how does it reach people?

  • Ancient Egypt

    Lotus pool in the Ancient Egypt city

    Lotus pool

    Almost all water came from the Nile, carried by hand or lifted with a shaduf. What happens to a land that depends on one river?

    Read about the lotus pool

  • Ancient Rome

    Aqueduct in the Ancient Rome city

    Aqueduct

    Water travels downhill along a channel. What happens if the slope is wrong?

    Read about the aqueduct

  • Modern Town

    Plaza fountain in the Modern Town city

    Plaza fountain

    Most of a modern water system is hidden. What pipes, pumps or treatment might be out of sight?

    Read about the water system

  • Elven Green World

    Spring circle in the Elven Green World city

    Spring circle

    The spring is protected by stones. What could harm a water source?

    Read about the spring circle

  • Robotic Future

    Indoor farm in the Robotic Future city

    Indoor farm

    Indoor farms could reuse water. Is that worth the energy they need?

    Read about the indoor farm

  • Heavenly City

    Fountain of life in the Heavenly City city

    Fountain of life

    Here the water never runs out and never makes anyone sick. What would it take to make that true everywhere?

    Read about the fountain of life

Places to gather

Where do people meet, celebrate and make decisions together?

Safe travel

How do people cross the city safely, on foot and on wheels?

  • Ancient Egypt

    Sandstone crossroads in the Ancient Egypt city, seen from above

    Sandstone crossroads

    Most Egyptians traveled by boat on the Nile. Why might a river be easier than a road?

    Read about the nile sailing boat

  • Ancient Rome

    Stone crossroads in the Ancient Rome city, seen from above

    Stone crossroads

    Look at the stone stripes crossing the road. What might they be for?

  • Modern Town

    Crosswalks in the Modern Town city, seen from above

    Crosswalks

    Painted crosswalks mark where to cross. What else helps people cross safely?

    Read about the streets and crosswalks

  • Elven Green World

    Garden paths in the Elven Green World city, seen from above

    Garden paths

    There are no cars here. How would people carry heavy things?

  • Robotic Future

    Lit roadway in the Robotic Future city, seen from above

    Lit roadway

    Glowing crossings light the way. Who might these lights help, and who might they not?

  • Heavenly City

    Golden crossroads in the Heavenly City city, seen from above

    Golden crossroads

    Streets of gold with crossings of pearl. What makes a street feel safe and welcoming?

Moving goods

How do food, parcels and supplies reach the people who need them?

  • Ancient Egypt

    Stone sledge in the Ancient Egypt city

    Stone sledge

    Giant stones moved on sledges, boats and ramps. How would you move a load as heavy as a truck without engines?

    Read about the stone sledge

  • Ancient Rome

    Donkey cart in the Ancient Rome city

    Donkey cart

    Carts were banned from Rome's streets by day. When would you allow deliveries?

    Read about the donkey cart

  • Modern Town

    Delivery van in the Modern Town city

    Delivery van

    Online shopping brings vans to every street. How could deliveries cause less traffic?

    Read about the delivery van

  • Elven Green World

    Flower cart in the Elven Green World city

    Flower cart

    A pony pulls the cart to market. When is slow transport the better choice?

    Read about the flower cart

  • Robotic Future

    Cargo pod in the Robotic Future city

    Cargo pod

    No driver at all. Which jobs should robots do, and which should people keep?

    Read about the cargo pod

  • Heavenly City

    Donkey with fruit in the Heavenly City city

    Donkey with fruit

    Everything here is free to share. How could your town share more of what it has?

    Read about the donkey with fruit

Room for nature

Where do plants, animals and open land fit in the city?

Talk it over