On Jan. 12, buildings and landmarks around the world went green to celebrate the sestercentennial.

See more photos of the event, published by Dartmouth Alumni.

On Jan. 12, CNN News anchor Jake Tapper ’91 and actor David Harbour ’97 hosted “Greenlighting Day” in New York City. The Empire State Building and other landmarks around the world—from Hanover to India—were bathed in green light that day, when many Dartmouth alumni and friends demonstrated their College pride by wearing green.