Three Rivers Festival – Food Alley, bed race, river games, parade, concert; Headwaters Park and various locations throughout Fort Wayne; hours vary; 426-5556 or www.threeriversfestival.org. Ends July 19. “Follow the Pipes,” self-guided tour of area churches and their pipe organs, Tuesday through Thursday. “Talk to a Lawyer Today Program,” free legal advice, 10 a.m. to 4 p.m. Wednesday, Allen County Public Library, 900 Library Plaza, also phone lines open, 260-407-0917. “Behind the Screen: Summer Explorations,” 9:30 a.m. to 1 p.m. Tuesday, Embassy Theatre, 125 W. Jefferson Blvd., $6, reservations, 424-5665, tickets, 800-745-3000 or Ticketmaster.com.