Discover Lewes by land and sea on this 2½-hour guided experience, combining a one-hour walking tour from the Cannonball House with a 90-minute Cape Water Tours cruise led by a Historic Lewes historian. Celebrating America's 250th, the tour explores the city's rich maritime heritage and centuries-long connection to the sea. Tickets:  $48. More information: https://www.capewatertours.com/activity/through-time-tide-a-revolutionary-walking-tour-and-history-cruise.