Each week, we provide clues throughout the broadcast before revealing the location at the end of the show.
The Vista Tower sits near the Chicago River and Lake Michigan. The building is still under construction and scheduled to be finished sometime next year. It will be the third tallest skyscraper in Chicago and has views of Lake Shore Drive, Grant Park, Millennium Park, Buckingham Fountain and more.
The building will be covered in 775,000 square feet of glass. Enough to cover 13 football fields.
Half of the condos are already under contract. The lowest price for a condo has been about $1 million, with the highest price being $18.5 million.
Lynn Osmond, President and CEO of the Chicago Architecture Center, joined ABC7 to talk about the architectural gem.
"This is an amazing building by Jeanne Gang, 101 stories, tallest building built by a woman anywhere in the world, so it's exciting for the city of Chicago," Osmond said.