The annual Detroit Jazz Festival with live music and performances in downtown Detroit, September 2018.

A couple enjoys a view of the Detroit River, Canada, and the Detroit Princess riverboat from a bench along the riverfront.

A canal near the Detroit River, August 2018.

Pleasure boats on the Detroit River during the Rockin on the Riverfront concert series. The Ambassador Bridge is in the distance. July 26, 2013.

Rockin on the Riverfront concert series, 7/26/2013.

Crowds of people and boats on the Detroit River watch the Rockin on the Riverfront concert series. July 26, 2013.

River Days, a festival held along the Detroit Riverfront along the RiverWalk, June 21-23. 06/21/2013. The Appledore IV, a tall ship docked on the river.

An aerial view of Movement, a yearly electronic music festival held downtown in Hart Plaza. Festival attendees are seen on the concert grounds. The Detroit Princess docked on the river is visible. May 25, 2015.

The downtown Detroit skyline, viewed from Belle Isle during the Chevrolet Detroit Belle Isle Grand Prix. The GM Renaissance Center and Ally Detroit Center are prominent in the skyline. A motorboat is seen cruising past. May 30, 2015.

The Detroit Gold Cup is a world-class power boat racing event held on the Detroit River, 7/12/2013.

The Detroit Gold Cup is a world-class power boat racing event held on the Detroit River, 7/12/2013.