30 Years of National Geographic Specials

Jacques-Yves Cousteau

Self (archive footage)

Dian Fossey

Self (archive footage)

Birute Galdikas

Self

제인 구달

Self (archive footage)

Richard Kiley

Self - Narrator

Louis Leakey

Self (archive footage)

Mary Leakey

Self (archive footage)

Kent Vliet

Self (archive footage)