Shape of the World [official site] is certainly the flashiest walking simulator I’ve seen. Its world appears before you as you walk, ground rising up, rocks falling down, and trees unfurling. It’s gorgeous, and doesn’t sound half-bad either. Flashiness takes time and money, though.
Developers Hollow Tree Games have launched a Kickstarter seeking $75,000 Canadian (£39k) to help finish up development. Look, look how pretty this is: