The east bank of the North Shore Channel has been stripped of foliage in Legion Park as part of a habitat restoration project. (Patty Wetli / WTTW News)

The east bank of the North Shore Channel has been stripped of foliage between Foster and Bryn Mawr avenues, to be replaced with native species. Neighbors say the project has laid bare “eyesores” on the opposite bank.

A black-crowned night heron snags a fish on River Park’s new riverbed habitat, where Chicago’s last waterfall once flowed. (Evan Garcia / WTTW News)

On Chicago’s Northwest Side, a gently sloping riverbed occupies the former site of a small but historically important dam. We visit a popular fishing spot – for humans and birds alike – at River Park.

A waterfall at River Park in Chicago. (Courtesy One City Films)

Chicago is losing its last waterfall. We follow up on an earlier story to see the beginning of its demolition in River Park.

A waterfall at River Park in Chicago. (Courtesy One City Films)

At River Park on Chicago’s Northwest Side, a concrete dam standing 4 feet high is being prepped for removal. But it’s not just any dam – this happens to be the last waterfall within Chicago city limits.