The late Ed Bacon is the architect who conceived of Philadelphia's Love Park (aka JFK Plaza).
In 2002 the park was renovated to deter skateboarders from using it.
On October 28, 2002—at age 92—Bacon rode a skateboard to protest the ban on skateboarding.
Hear the full story on 99% Invisible:
http://bit.ly/VX0EfO
Footage courtesy of WHYY
whyy.org