Medical Definition of dorsiflexion. : flexion in a dorsal direction; especially : flexion of the foot in an upward directionâcompare plantar flexion.
Willis Tower. The Willis Tower, built as and still commonly referred to as Sears Tower, is a 108-story, 1,450-foot (442.1 m) skyscraper in Chicago, Illinois, United States.
Reunion Tower. Reunion Tower is a 561 ft (171 m) observation tower and one of the most recognizable landmarks in Dallas, Texas. Located at 300 Reunion Blvd. in the Reunion district of downtown Dallas, the tower is part of the Hyatt Regency Hotel complex, and is the 15th tallest building in Dallas.