[56 East 93rd Street.]

[56 East 93rd Street.]

[60 East 93rd Street.]

[Inner courtyard of 1 East 91st Street.]

[Inner courtyard of 1 East 91st Street.]

[Looking at the towers of the Eldorado Apartments from 1 East 91st Street.]

[Andrew Carnegie mansion, 2 East 91st Street.]

[Andrew Carnegie mansion, 2 East 91st Street.]

[3 East 64th Street.]

[128 East 93rd Street]

[11 East 73rd Street.]

[120 and 122 East 92nd Street.]

[120 and 122 East 92nd Street.]

Park Avenue and 93rd Street.

[120 and 122 East 92nd Street.]

[9 East 71st Street.]

[International Center of Photography, 1130 Fifth Avenue, 94th Street façade.]

[West 93rd Street.]

[3 East 64th Street.]

[3 East 64th Street.]