An enclosed observation deck on the 103rd floor of the Willis Tower, with glass on all sides and projecting glass ledges.
A hotel occupying a Mies van der Rohe riverfront tower, with clean-lined interiors and a terrace on the Chicago River.
A rooftop terrace on a 1923 building at Michigan Avenue and the Chicago River, looking along the river and across the skyline.
A classical aquarium on the Museum Campus, with an Oceanarium wing whose windows face Lake Michigan and the skyline.
A historic pier extending into Lake Michigan from the Chicago lakefront, with the skyline behind and open water on three sides.
A 1920s grand hotel where Michigan Avenue meets Lake Shore Drive, with ballrooms facing Lake Michigan.
A 1930s planetarium on Northerly Island, facing the Chicago skyline across the harbour with Lake Michigan behind.
A resort with lakes and open grounds south of Albuquerque, with mountain views across the Rio Grande valley.
A lodge on the Stillwater River outside Whitefish, Montana, in a wooded river corridor.
A large twin-tower hotel on the Ohio riverfront in downtown Louisville, connected by a glazed walkway, with ballrooms and river-facing rooms.