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Get ready, they're coming soon.

OHC is a citywide event that includes more than 200 sites located in 20 neighborhoods. The sites in these neighborhoods reflect the cultural diversity and history of Chicago, as well as the unique character of each community.

Locations include soaring skyscrapers, repurposed mansions, Frank Lloyd Wright masterpieces, opulent theaters, exclusive private clubs, industrial districts, private offices and breathtaking sacred spaces. This diverse selection of sites allows you to plan an itinerary according to your own interests.

Check back in mid-September, a full site list and map!