Unique Things to See in Chicago, Illinois

While millions visit Millennium Park, Chicago hides countless treasures in its neighborhoods. From hidden rooftop gardens to secret speakeasies, discover the Windy City's best-kept secrets.

Must-See Hidden Attractions in Chicago

The 606 Trail

Hidden Park

4.8

2.7-mile elevated park built on old rail line

Osaka Garden

Secret Garden

4.9

Hidden Japanese garden on Wooded Island

Chicago Pedway

Underground

4.5

5-mile underground tunnel system downtown

Graceland Cemetery

Historic Site

4.7

Victorian cemetery with architecture tours

Local Insider Tips

The Green Mill Cocktail Lounge still has Al Capone's booth and underground tunnels

Wabash Arts Corridor features massive murals hidden in plain sight

The Secret Garden at Lincoln Park Zoo is free and rarely crowded

Take the Architecture Boat Tour at sunset for half the crowds

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