This was surprisingly fun to watch!
Out of all of the subgenres of design you could go into, theme park designer has got to be one of the most unusual. That's the subdivision that architect Jarrett Lantz has gone into, working his way up at the Walt Disney Imagineering Architecture studio as an intern, climbing the ranks to become a full-fledged Senior Concept Designer eight years later.
In this video Lantz designs a theme park on the fly using Steam's Planet Coaster. Combining elements of exhibition design, landscape architecture, civil engineering and plain ol' whimsy, Lantz is free to execute his design vision without having to worry about costs, safety issues or logistics: