A young military cadet shows off his uniform for the family in the 1940's.

Driving down street / 70 West and 15 North / Welcome to Pennsylvania Sign / Group Tour / Passionate Female Ranger / Tulpehocken Inn / Gettysburg Battlefield Historic District on June 01, 1973 in Adams County, Pennsylvania (Footage by...

JVC GY-HMQ10U 4K Camcorder

Lake Louise Signage / Clay Soil / Hiking / Squirrel / Glacier / Lake in Distance / Lake Louise Hike on August 20, 1971 in Banff, Alberta (Footage by Getty Images)

William and Kate meeting park rangers

Title card: "Wonders of Stone Age! We take you on a trip through mysterious depths of famous Carlsbad Caverns in New Mexico" / WS pueblo ruins / WS three-story tower building in desert / people walk toward building / park rangers march...

Roger Daltrey of The Who, Jack Blades of Night Ranger, and Neal Schon of Journey at the Rock N Roll Fantasy Camp to Benefit the Teenage Cancer Trust at the House Of Blues in Los Angeles, California on February 20, 2006. (Footage by...

Roger Daltrey of The Who, Jack Blades of Night Ranger, and Neal Schon of Journey at the Rock N Roll Fantasy Camp to Benefit the Teenage Cancer Trust at the House Of Blues in Los Angeles, California on February 20, 2006. (Footage by...

A group of lions lying in the shade of a tree

Group of elephants at a waterhole

African Elephant throwing mud on his back, Shot in Slow Motion, 240fps

CLEAN : Kenya prepares to torch world's biggest ivory bonfire 2

3D Animation...

SPEECH: Dr. Jane Aronson presents Anderson Cooper with 2010 Honorary Orphan Ranger award. at the Worldwide Orphans Foundation Sixth Annual Benefit Gala Hosted By Heidi Klum And Seal at New York NY. (Footage by WireImage Video/GettyImages)

SPEECH: Dr. Jane Aronson on why Anderson Cooper deserves the 2010 Honorary Orphan Ranger award. at the Worldwide Orphans Foundation Sixth Annual Benefit Gala Hosted By Heidi Klum And Seal at New York NY. (Footage by WireImage...

A cowboy, marshall or ranger shoots the viewer and glass smashes. 1080p

CU Ranger's hand touching the ground / Lukuzi, Eastern, Zambia

Tour of Banff National Park / Shot of Vermilion Lake / Hiking trail and trees / Tree bulge / Scenic Mount Rundle / Mount Rundle in Canada on May 01, 1971 in Banff, Alberta (Footage by Getty Images)

CU Ranger's hand touching ground / Lukuzi, Eastern, Zambia

MS Ranger touching something at ground / Lukuzi, Eastern, Zambia

WS Ranger crossing river / Lukuzi, Eastern, Zambia

Roger Daltrey of The Who, Jack Blades of Night Ranger, and Neal Schon of Journey at the Rock N Roll Fantasy Camp to Benefit the Teenage Cancer Trust at the House Of Blues in Los Angeles, California on February 20, 2006. (Footage by...

Bridalveil Fall / Harley Bikers / National Park Service Ranger / Fallen Tunnel Tree / Yosemite National Park on May 01, 1973 in National Park, California (Footage by Getty Images)

Rangers unloaded 343 rhinoceros horn in preparation for the largest ivory burn in history Saturday taking place in Nairobi National Park