Learned that YouTube has been experimenting this year with new functionality allowing for 3D (anaglyph, stereoscopic type 3-dimensoinal rendering like that used in the View Master apparatus) videos. Other options are available as well but the red/cyan glasses are probably the most popular. Here are my two initial experiments using the capability...
If you have a pair of 3D glasses or can cross your eyes well (I think this method is hilarious, never got it to work, but some claim it does), double click the video links as the 3D functionality doesn't currently work embedded.
Indoor:
Click to view
Outdoor:
Click to view