Waldorf-Astoria Hotel interiors site description : Waldorf-Astoria Hotel, ground floor interior, consisting of the Park Avenue vestibules and foyer, the Lexington Avenue vestibules and foyer; first floor interior, consisting of the Park Avenue Lobby and colonnade, West Lounge (formerly Peacock Alley), West Elevator Lobby, Main Lobby, Main Lobby Hall, East Arcade, Lexington Avenue stairs and landing; second floor interior, consisting of the Lexington Avenue stairs and landing; third floor interior, consisting of the Lexington Avenue stairs and landing, the Grand (Main) Ballroom and balconies, Ballroom Entrance Hall (originally Silver Gallery), (Grand) Ballroom Foyer, Basildon Room, Jade Room, Astor Gallery, foyer connecting the Jade Room and Astor Gallery with Lexington Avenue stairs; and the fixtures and interior components of these spaces including but not limited to the wall surfaces, ceiling surfaces, floor surfaces, murals, mirrors, chandeliers, all lighting fixtures, attached furnishings, doors, elevator doors, grilles, railings and balustrades, decorative metalwork and attached decorative elements; 301 Park Avenue (aka 101-121 East 49th Street, 100-120 East 50th Street, 538-556 Lexington Avenue), Borough of Manhattan : Built 1929-31; Schultze & Weaver, architect /