End: Saturday, June 20, 2026 - 03:30 pm
1-3:30 pm
Fort Mandan State Historic Site
838 28th Ave SW
Washburn, ND 58577
Bring your furry companions and join us for the Great Pet Trek at the Fort Mandan State Historic Site near Washburn on Saturday, June 20, from 1 to 3:30 p.m. This fun-filled free event celebrates Seaman, the Newfoundland dog who was in this area while accompanying the Lewis and Clark Expedition in 1804-5.
From 1 to 1:30 p.m., stroll alongside the scenic Missouri River with your pets and take part in a group photo in front of the Seaman statue. At 1:30 p.m., the Pet Olympics kicks off with playful competitions and activities. A pet show is at 2 p.m. Pets will compete by size and be judged on leash behavior and personality. All pets must be leashed and accompanied by their owners.
Donations of laundry and sanitation supplies will be collected for local animal shelters.