Learn the history of local food favorites like cheesesteaks, hoagies and pretzels and of the Reading Terminal Market during this 75-minute, food-writer-led walking tour. Leaves the Market information desk, 12th and Filbert sts., at 10 a.m. Wednesday and Saturdays; reservations required; $16.95 for adults, $9.95 for children. Private tours also available (discounted group rates).