Long story: Exploring the hidden history of Long Island Once a thriving farming community, Long Island in the Kennebecasis River is a destination for boaters, ATVers, and hikers. But just because it's accessible doesn't mean it's safe. Social Sharing A century ago, this island in the Kennebecasis River had its own school, post office and riverboat service Posted: Mar 07, 2021 8:00 AM AT | Last Updated: March 7 Long Island in the Kennebecasis River was once a thriving farming settlement. Now it's a mecca for hikers, snowshoers and ATVers like Frank Buck, left, and Ted Harley, right. Buck and Harley spend a lot of time on maintaining island trails. (Julia Wright / CBC)