Buildings without lights

At 11 p.m. on Sept. 3, Boston's tallest office buildings are turning some of their lights off as part of two-month-long city initiative to conserve electricity. Roll over the buildings below to see which buildings are shutting off its lights.

SOURCE: City of Boston, Boston Redevelopment Authority
Javier Zarracina, Daigo Fujiwara/Globe Staff

Lights out, conservation on for city's tall towers

The lights in Boston's tallest office buildings will be turned off tonight at 11 as part of a two-month-long city initiative to conserve electricity by darkening familiar silhouettes such as the Hancock building and Prudential Tower. (By Casey Ross, Boston Globe)