Quantum on the Bay is a complex of skyscrapers in the City of Miami, Florida, United States. It is located just north of Downtown Miami in the Edgewater neighborhood. The complex consists of two main towers, the Quantum on the Bay South Tower and the Quantum on the Bay North Tower. The South Tower, the taller of the two, rises 554 feet (169 m) and 51 floors high. The North Tower is 536 feet (163 m) tall with 44 floors. Both towers were structurally completed in January 2008 and opened in April 2008. The towers are connected by a retail and parking center at the base. All space above the tenth floor is dedicated to residential units. The complex is located on North Bayshore Drive and Northeast 19th Street.