They made a difference and revolutionized the world. They come from all walks of life and from all corners of the globe. These remarkable individuals have pioneered, developed, and forever improved their industry and the world in which we live. Engaging and relevant, these individuals will change the way you view the world and remind you that it only takes one person to make a difference. This episode features Ranulph Fiennes, Richard Byrdm Bachendri Pal, polar exploration, and Antarctic tourism.

Originally released by Film Ideas, 2011. Streaming video file encoded with permission for digital streaming by Infobase on March 10, 2015.

Ranulph Fiennes: Greatest Living Explorer (2:23); --Ranulph Fiennes: Author (1:47); -- Richard Byrd: Polar Explorer (2:12); -- Richard Byrd: South Pole Exploration (1:31); -- Bachendri Pal: Adventurer (2:03); -- Bachendri Pal: Mental Toughness (1:52); -- Polar Exploration: Climate Change (2:34); -- Polar Exploration: Melting of Polar Ice Caps (1:32); -- Antarctic Tourism: Risks of Environmental Damage (3:45); -- Credits: Voyages (Ranulph Fiennes, Richard Byrd, Bachendri Pal, Polar Exploration, Antarctic Tourism): Advocates of Change (0:32); .