When the last light shines upon it on Durin's Day.

Secret Door (18th street station; uptown 1 train)

Secret Door (Lafayette Ave station; C trains)

Secret Door (Bergen street station; Brooklyn bound 2 & 3 trains)

Secret Door (Chambers street station; uptown 1, 2 & 3 trains)

Secret Door (Chambers street station; downtown 1, 2 & 3 trains)

Secret Door (Park Place station, 2 & 3 trains)

Secret Door (23rd street station, uptown 6 train)

Secret Door (28th street station, uptown 6 train)

Secret Door (33rd street station, downtown 6 train)

Secret Door (July 2014)