Head down the steps of the Wolf Building, on Callowhill at 12th Street, to a colorful hall that leads into a vast space with a stage, concrete pillars and a world of potential.

Underground Arts, a venue for theater productions, performance art, comedy, poetry, dance and music, has been quietly becoming more and more popular over the past few years, growing in size and steadily adding amenities.

(more at Underground Arts: Arts Alive In The Basement. « JUMP: The Philly Music Project)