The ongoing Pretty Rocks landslide, tumbling down a high slope that overlooks some braided tributaries of Denali’s Toklat River, is part of a trend in mountainous areas all around the far north.

Park officials closed the Denali Park Road west of the Pretty Rocks Landslide in August 2021, saying it was no longer feasible to safely maintain. The road provides the only vehicular access into ...

The Pretty Rocks landslide viewed from the east in May 2023. (Dan Bross/KUAC) Work is scheduled to resume this month on a bridge that will cross a slumping stretch of the road into Denali National ...

When the Pretty Rocks Landslide—a climate change-induced menace that’s been active since the 1960s in Denali National Park & Reserve—cut off half of the main park road in August 2021 ...

With the indefinite closure of the road due to the Pretty Rocks Landslide, access to the park’s deeper reaches has become ...

Golden eagles glide over vast mountains of pink, brown and yellow volcanic rock. Far to the west, clouds swirl around the 6200-metre summit of Denali,… Receive a weekly dose of discovery in your ...

According to Finnegan, landslides are essentially a "plumbing problem." When rain saturates the ground, water pressure within rocks increases, and the friction that would otherwise work against ...