Denali to Gates of the Arctic.

The story of the tectonic train wreck that built Alaska is written all over the three largest national parks in the U.S.: Wrangell–St. Elias, Gates of the Arctic, and Denali. These remote preserves encompass America’s tallest mountains, all built by subduction zone processes..

Bibliographic Details
Corporate Authors: Great Courses (Firm),$4dst, Kanopy (Firm),$4dst
Format: Video
Language:English
Language Notes:In English
Published: [San Francisco, California, USA] : The Great Courses, 2015.
Kanopy Streaming, 2016.
Subjects:
Online Access:Connect to this streaming video
Description
Summary:The story of the tectonic train wreck that built Alaska is written all over the three largest national parks in the U.S.: Wrangell–St. Elias, Gates of the Arctic, and Denali. These remote preserves encompass America’s tallest mountains, all built by subduction zone processes..
Item Description:Title from title frames.
Film
Electronic resource.
Physical Description:1 online resource (streaming video file) (35 minutes): digital, .flv file, sound
Playing Time:00:34:52
Format:Mode of access: World Wide Web.