The Schinasi Mansion, located at 351 Riverside Drive, is the last remaining detached single-family home in Manhattan used as a residence. Built in 1907, the 12,000 square-foot, neo-French-Renaissance style structure was designed by William Tuthill – the architect who designed Carnegie Hall. It was commissioned by the Turkish tobacco baron, Morris Schinasi. Schinasi, who lived there until his death in 1928.