Arlington, VA - Ballston-MU Station

The underground stations on the Washington DC metro have these enormous ceilings and cavernous spaces.

Canon EF-S 10-22mm f/3.5-4.5 USM @ 10 mm and f/3.5 and ISO 100 with 1/3 second exposure.

The circular lights next to the tracks light up as a train approaches.

Canon EF-S 10-22mm f/3.5-4.5 USM @ 22 mm and f/4.5 and ISO 100 with 0.8 second exposure.