Detour - Immersive audio walks, now in 17 cities
Tilt Brush - Paint in spaces around you with Virtual Reality
Airbnb Trips - Travel and experience trips with locals
VR Sketch - A tool for designers to draw inside virtual reality
Party with a Local - Party with a Local is a free app that connects travelers with locals that want to party.
Blender - Blender is the open source, cross platform suite of tools for 3D creation.