The second annual Picnic is the hip-hop celebration of the summer, curated by the Roots in their hometown. The 6,000-strong block party at Penns Landing, on the Delaware River, is a rare chance to see these acts in the open air.
Don't Miss TV on the Radio, Santi­gold, and what could be the musical event of the year: Public Enemy, with the Roots and the Antibalas Afro­beat Orchestra, performing 1988's It Takes a Nation of Millions to Hold Us Back. $48; roots­picnic.com.
Intermission Take a 44-mile round-trip spin from the Schuylkill River Trail out to Valley Forge National Historic Park, where Washington and his troops spent the winter of 1778 (rentals, $30 per day; breakawaybikes.com).
Crash The art deco Loews Hotel, across from the bustling Reading Market, is a mile from the Festival Pier (doubles from $169; loewshotels.com).