Working river on Flickr.River trips abound on the Chicago River, Chicago, USA.

Working river on Flickr.

River trips abound on the Chicago River, Chicago, USA.

Downtown on Flickr.From the museum campus across to downtown, Chicago, USA.

Downtown on Flickr.

From the museum campus across to downtown, Chicago, USA.

Follow on Flickr.Follow Lake Shore Drive into downtown Chicago, USA.

Follow on Flickr.

Follow Lake Shore Drive into downtown Chicago, USA.

Boardwalk on Flickr.Nature Boardwalk in Lincoln Park, Chicago, USA.

Boardwalk on Flickr.

Nature Boardwalk in Lincoln Park, Chicago, USA.

Boardwalk on Flickr.Nature Boardwalk in Lincoln Park, Chicago, USA.

Boardwalk on Flickr.

Nature Boardwalk in Lincoln Park, Chicago, USA.

Yacht Club on Flickr.Chicago Yacht club, Chicago, USA.

Yacht Club on Flickr.

Chicago Yacht club, Chicago, USA.

DuSable on Flickr.DuSable Harbour, Chicago, USA.

DuSable on Flickr.

DuSable Harbour, Chicago, USA.

Winding on Flickr.Winding lakefront path around North Avenue beach, Chicago, USA.

Winding on Flickr.

Winding lakefront path around North Avenue beach, Chicago, USA.

Union Station on Flickr.Original entrance to Union Station, Chicago, USA.

Union Station on Flickr.

Original entrance to Union Station, Chicago, USA.

Through the world on Flickr.Globe at the foot of the Willis tower, Chicago, USA.

Through the world on Flickr.

Globe at the foot of the Willis tower, Chicago, USA.