The pertinent mountain ranges and mountain aspects of Mt. Eyak Ski Resort in Alaska include:

1. Mount Eyak: The ski resort is located on Mount Eyak, a prominent mountain in the Chugach Mountains of southeastern Alaska. The mountain offers a variety of terrain for skiers and snowboarders of all levels, with a vertical drop of over 1,000 feet.

2. Chugach Mountains: The ski resort is situated within the Chugach Mountains, a rugged and picturesque mountain range that stretches across south-central Alaska. The mountains provide a stunning backdrop for the ski resort and offer a variety of challenging terrain for advanced skiers and snowboarders.

3. Cordova Peak: Cordova Peak is a prominent peak in the Chugach Mountains that can be seen from Mount Eyak Ski Resort. The peak offers steep and challenging terrain for advanced skiers and snowboarders looking for a thrill.

4. North Face: The North Face of Mount Eyak offers some of the most challenging terrain at the ski resort, with steep slopes and technical runs that will test even the most experienced skiers and snowboarders.

5. Glacier Views: From certain vantage points at the ski resort, visitors can enjoy panoramic views of nearby glaciers and ice fields, adding to the unique and beautiful alpine experience of skiing in Alaska.

Mt. Eyak ski resort is located in Cordova, Alaska and is known for its steep and challenging terrain. The resort boasts a single chairlift which services all 30 runs, including the famous South Face which offers some of the steepest skiing in North America. Mt. Eyak is also home to the world's first rope tow, which was constructed in 1936 by local residents using a Model T engine. For beginners, the easiest run is the Wagon Road, which offers sweeping views of the surrounding mountains. After a day on the slopes, visitors can unwind at the Powder House, a popular apres ski bar located at the base of the mountain.