Columbia University is located at 116th and Broadway in Manhattan, NY. Take the 1 or 9 train to 116th.Lerner Hall is located at 115th and Broadway. You must enter from inside the campus, not the back doors facing the street. The piano lounge is located on the second floor on the west side (Broadway side) of the building. You'll notice the area because you'll see a grand piano in the conversation space.
If you're a non-Columbia student, you must contact a current Columbia student to gain access past the security desk.Jerome Greene Hall is apart of CU Law School and is located at 116th and Amsterdam.
The Barnard College main entrance is located at 117th and Broadway. Sulzberger Hall and McIntosh are located inside the campus.
The American Indian Community House is located at 708 Broadway. Take the N/R/W to 8th street (NYU) and walk south. The Circle is located on the 8th floor and the gallery is located on the 2nd floor. You can access their website at www.aich.org.
The National Museum of the American Indian is located downtown near the financial district. Take the 4 train to Bowling Green or the 1/9 to Wall Street. The Museum is a large greek style building next to Battery Park. You can access the website at www.nmai.si.edu.