In the Gunther Volkswagen survey, North Cascades fell one spot behind the Chattahoochee-Oconee National Forest in Georgia, while Great Smoky Mountains National Park in Tennessee took the top spot.

North Cascades National Park Service Complex encompasses 684,000 acres of wilderness, trails and rivers, as well as Ross Lake and Lake Chelan National Recreation Areas. In this vast terrain are jagged ...

the plate smashed into the North American continent, folding and crumpling into a mountain range as it lodged against the landmass. Those mountains eroded; the Cascades you see today rose only ...

The National Park Service in late January solicited bids for the operation of North Cascades Lodge at Stehekin.

A study by University of Montana students analyzes the impact of wildfires on high-elevation lakes.The study, lead by Ph.D.

This huge aquifer, stored underneath volcanic rocks deep within the mountains ... in the Cascades. ISTOCK / GETTY IMAGES PLUS "That there are similar large volcanic aquifers north of the Columbia ...

The advisory remains in effect for the south Cascades of Washington and north and central cascades of Oregon until 4 a.m.