Welcome to the Thousand Islands!

A Day Of No Scheduled Activity (ADONSA Tours) is a veteran-owned business that offers private boat tours with stunning views of iconic landmarks in the Thousand Island region. ADONSA tours are tailored for small groups up to six passengers, providing a more personal experience. ADONSA tours provide a unique, intimate experience of the Thousand Islands, that brings the Gilded Age back to life without the crowds of larger tour boats.

Our 23-foot Tri-toon features easy access and a third hull for enhanced stability, ensuring a more enjoyable tour, we also have a two-person lounge on the aft, perfect for soaking up the sun during the tour.

We offer exceptional tours departing from Keewaydin State Park Marina, depending on your tour package you will cruse past many points of interest like Millionaires Row, Rock Island Lighthouse, around Wellesley Island, and into Canadian waters, exploring the Lost Channel and many other sights in the Canadian main channel, Skull & Bones Society property, to the option of two shore excursions of Boldt Castle and Rock Island Light House and if you are an early riser come enjoy you coffee on our Morning Coffee Cruise. Cruising aboard the ADONSA, with its comfortable seating and scenic views, we offer a perfect setting for making special memories – whether for a wedding proposal, anniversary or just an extraordinary day.

Look for the launch of our complete website on April 1, 2025.