CyArk: Virtually travel to over 100 of the world's most famous monuments in immersive and accurate 3D
Matthew Brennan's YouTube Site: A PhD student focusing on immersive technologies applied to art, architecture, archaeology, and cultural heritage
Alvar Aalto Collection from Google Street View: The format can switch from 360 view to a "split screen" view for VR headsets such Google Cardboard - or something fancier. Google Streetview also has a image capture feature where users can "stitch together" their own 360 views.