Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock () or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
A cruise ship in the Johns Hopkins Inlet with a June 28, 2016 rock-avalanche deposit on the Lamplugh Glacier, Glacier Bay, Alaska.
Photo courtesy of Paul Swanstrom, Mountain Flying Service
