4. McKittrick Hotel, 530 W. 27th Street

The McKittrick Hotel today is more famous for being the home of the interactive theater production Sleep No More, but it as part of the place’s lore, the organizers claim it was a real hotel under the same name dating from 1939. Insiders know that it’s a stunning staged feat, but the telephone booths are still a fun sight to see. The McKittrick Hotel also hosts other events, giving you other chances to check out the incredible space, such as Underground Eats’ Absurdity event.