সর্বাধিক দেখা থেকে Department of the Interior

Reel 1, an oil field is located, drilled, brought in, and pumped. Shows the Garber Field in Oklahoma. Reel 2 shows how pipe is laid and cleaned. One...

Glenn Close narrates this National Park Service movie about the many varied aspects of Gates of the Arctic National Park & Preserve. Shown at Morris...