Soleri

In his more imaginative work, he drew from sources as varied as automotive designs and the “arcologies” of the visionary architect Paolo Soleri.

Even though other architects and countries have surpassed Soleri's goals – especially in Asia and the Middle East – his notions about local food sourcing, solar energy, eco-friendly living and walkable neighborhoods are now part of mainstream urban design.

In early 2013, not long before Soleri's death, a writer from Vice stayed at what the outlet dubbed the "futuristic hippie commune."

The Italian architect who originally envisioned the city, Paolo Soleri, called his ideas "urban implosion" because he wanted to reduce the suburban sprawl that is a feature of many American cities.

In it, the ruling family of the Soleri Empire hasn’t been seen for centuries, but they rule the four kingdoms with a tight grip.