A snowmobiler gets air on a jump at Mammoth Lakes’ Inyo National Forest, which features 100 miles of trails groomed for winter. (Gina Ferazzi / Los Angeles Times)
Snowmobilers slow down so others can catch up during a Mammoth Snowmobile Adventures guided tour. The outfit is one of only two permitted to buzz around the area. (Gina Ferazzi / Los Angeles Times)
Many of Mammoth Snowmobile Adventures’ tours are guided. (Gina Ferazzi / Los Angeles Times)
Snowmobilers return to the tiny DJ’s rental shack, a low-key, family-run business. (Gina Ferazzi / Los Angeles Times)
A guide points out the trail map and phone number affixed to a DJ’s snowmobile. (Gina Ferazzi / Los Angeles Times)
A snowmobiler makes his way along the Vista trail at DJ’s. The maximum speed limit the outfit allows along its trails is 20 mph. (Gina Ferazzi / Los Angeles Times)
Mammoth Snowmobile Adventures lets snowmobilers go faster, but it’ll cost you. (Gina Ferazzi / Los Angeles Times)
