Here some reference projects
Storm VR https://vimeo.com/183834225
Robinson: The Journey – PlayStation VR (adventure) Robinson: The Journey - Official PlayStation VR Demo - YouTube
The Climb – Oculus VR (adventure) THE CLIMB Launch Trailer (Oculus Rift - VR Game) - YouTube
StringVR (Interactive Virtual Reality Architecture) Project2vr - Interactive Virtual Reality for Architecture UE4 - YouTube
Here is some visual examples