The chapel is the southernmost dedicated religious building in the world and has regular Catholic and Protestant services.

Historically, the Diocese of Christchurch supplied Roman Catholic priests and the U.S. Air National Guard had provided Protestant chaplains.

[1] The original Chapel of the Snows was built from scrap construction materials by the US Navy Seabees, based out of Port Hueneme, CA.

The current chapel, dedicated in 1989, features custom stained glass which depict the Antarctica Continent, the Erebus Chalice (during Austral summers only), and memorabilia from the US Navy's historic involvement in Operation Deep Freeze.

[3] The chapel is one of the buildings which may be replaced as part of the Antarctic Infrastructure Modernization for Science project, to upgrade and improve facilities at McMurdo.