https://www.youtube.com/watch?v=dRqteDXb3Yk&feature=youtube_gdata_player (https://www.youtube.com/watch?v=dRqteDXb3Yk&feature=youtube_gdata_player)
The Rogers Centre would be a fine place for an indoor funfly.
I can imagine the sanction application for this flight. You're going to do what?, where?, "are you nuts?" He would probably answer "yes" and ask for the approval number.
It sure makes some of our antics look sane, innocent and responsible. Life is relative.
Frank