H35 - Boundary Lake is a backcountry tent site in Killarney Provincial Park, Ontario. Accessible only by paddling or hiking, this remote site offers wilderness camping for those seeking solitude away from road-accessible campgrounds. As a backcountry location, visitors should be prepared for self-sufficient camping with no serviced facilities. The site accommodates tents only and requires backcountry camping skills and proper gear. Contact Killarney Provincial Park directly to confirm current access routes, seasonal availability, reservation requirements, and any applicable permits or fees for backcountry camping.