Bass Lake at Point Reyes National Seashore, pictured in an undated photo. Outside selected Bass Lake as the second-best swimming hole within a U.S. National Park.

Outside picked Doubtful Lake in North Cascades National Park to be part of its " 9 Best Swimming Holes in Our National Parks " report, which was posted on June 20.

People are also reading… However, West Beach is the only national park swimming site with lifeguards on-duty daily from 10 a.m. to 6 p.m. All other national park beaches are swim at your own risk.