- Most Popular!
- Tours begin May 13 for the 2023 Season Availability Tours begin May 13 for the 2023 Season
- 3.5 hours Duration 3.5 hours
Experience the most unique and complete Boldt Castle Tour in the 1000 Islands. Narrated & intimate boat tour travels over 27 unique miles among the islands through US and Canadian waters on the St. Lawrence River . Stop at Boldt Castle on Heart Island to explore the grounds and castle.