When most people are slumbering, some Washingtonians are saving lives or losing their shirts at the roulette table. We stayed up way past our bedtime to explore DC in the wee hours.

Jennifer Lopez officially opened her Up All Night Tour in Pontevedra, Spain Tuesday (July 8) evening, taking to the stage at the Parque de Tafisa with a slew of hits from her 20+ year music career.