San Juan Mountains Association, in partnership with the San Juan National Forest, offers self-guided nature tours through September at Purgatory Resort, 1 Skier Place.
People can drive or walk to the top of Lift 4 to start the tour, which is 1.7 miles on the Brush Rake Loop.
Free brochures for tours are available in the ticket office or online at https://bit.ly/2Mt605D.
For more information, visit www.sjma.org.