The Ansonia is a historic residential building located on the Upper West Side of Manhattan, New York City. Completed in 1904, it was designed by architect George Edward Harding and features a distinctive Beaux-Arts style. The building originally served as a luxury hotel and later transitioned into condominiums. The Ansonia is notable for its grand architecture, including a striking copper dome and ornate cornices. It has been home to many famous residents, including the musician Leonard Bernstein and the actor John Barrymore. Today, it remains a prominent landmark, reflecting the rich history of the area.