The below video is a parkour (also known as urban flow or free running ( think of the beginning of casino royale)) video shot in Sao Paulo, and if this isn’t public space and architectural hacking I don’t what is( save for actually taking power tools to the infrastructure).

SAMPARKOUR from Wiland Pinsdorf on Vimeo.

Guys like this make me jealous of how i move around the world i live in.

Via Coilhouse who have more details