Built in 1861 by Calvert Vaux and Jacob Wrey Mould, with iron railing by J.B. & W.W. Cornell Iron Works
Stone arch vehicle bridge (sandstone and brick)
Carries East Drive over a park path around 67th Street. The walking path leads visitors from the Mall heading to Fifth Avenue, to the bronze statue of Balto, the celebrated Alaskan sled dog. Willowdell features wedge-shaped stones, and bench seating in the arcade walls of the underpass.