Traverse the Potomac River from Old Town Alexandria and cruise past the cherry blossoms in Washington, D.C. on the Washington’s Monuments Cruise by Potomac Riverboat Company by Hornblower Cruises & Events. View and listen to the history of the iconic monuments, memorials and bridges as the D.C. region awakens to spring. See beautiful cherry blossom trees as you glide past Hains Point and head onward to Georgetown. The cruise is 45 minutes one-way and approximately 90 minutes round-trip and is offered Saturdays and Sundays beginning March 21, 2020, and throughout peak cherry blossom season. Riders also have the option to explore Georgetown and return on a later boat.