OGDENSBURG — The Ogdensburg International Seaway Festival heads into its final weekend with a full slate of family activities, live entertainment and longtime festival traditions.

Thursday's schedule begins with 3-on-3 basketball from 5 to 9 p.m. at the Greenbelt basketball courts. From 6 to 8 p.m., festivalgoers can test their aim during the Dunk Tank Challenge at Greenbelt Park or take part in country dance lessons with Norma Jean and the Heuvelton Line Stompers on Riverside Avenue. The day's events conclude with Throwback Thursday as Double Axel performs from 8 p.m. to midnight at the Ogdensburg Elks Club.

Friday features Merz Trivia from 6 to 7 p.m. at the Library Park gazebo, while Greenbelt Park opens at 6 p.m. with free bounce houses, train rides, vendors and family activities. Gypsy Roads takes the main stage from 7 to 9:45 p.m., followed by the Seaway Festival Fireworks Spectacular at dusk.

The annual Seaway Festival Parade highlights Saturday's events, stepping off at 11 a.m. on Ford Street. Parade awards will be presented immediately afterward at the Library Park gazebo. Greenbelt Park will offer laser tag, a petting zoo, bounce houses, vendors and family activities throughout the afternoon, and Small Town Dreamers will perform from 5 to 8:30 p.m. on the main stage.

The festival wraps up Sunday with the Seaway Festival Duck Race at 11 a.m. at Greenbelt Park. An assorted crafters and farmers market, petting zoo, bounce houses and family activities run from noon through the afternoon. DJ Ryan Woodward will provide music on Riverside Avenue from noon to 4 p.m., and the weekend concludes with a cornhole tournament from 1 to 4 p.m. at the Ogdensburg Moose Lodge.