on Saturday at Council Point Park in Lincoln Park [[where the fork in the Ecorse River is), there will be a powwow / commemoration of Chief Pontiac's war council in 1763.

http://www.lphistorical.org
http://www.lphistorical.org/Pontiac_FactSheet.pdf

tomorrow at 5pm there will also be a renowned singer performing as well...from what i understand there have been festivities all week leading up to this. schedule of events:
http://www.lphistorical.org/event_schedule.html