Open House Chicago returns this weekend with sites across city

CHICAGO (WLS) -- If you love exploring Chicago, this weekend's your chance to step inside some of the city's coolest hidden spaces.

Open House Chicago is back.

ABC7 Chicago is now streaming 24/7. Click here to watch

Doors are opening all across the city to places that aren't usually open to the public.

And the best part? It's free.

Adam Rubin with the Chicago Architecture Center joined ABC7 to talk about what is new or different this year, including adding Neighborhood Headquarters across the city.