A 1950 Chevrolet truck hauls heavy industrial equipment on a trailer through mud and on highways Montage: 1950 Chevy truck hauling heavy machinery on January 01, 1950 in Oklahoma City, Oklahoma (Footage by Getty Images)

/ Terry Nichols, convicted of conspiracy to use a weapon of mass destruction in the Oklahoma City Bombing, gets out of car wearing handcuffs and being escorted into buildign by US Marshals / Nichols with jacket covering his head as he is...

Long shot woman sifting through rubble. Series Of Tornadoes Rips Through Oklahoma City Area on June 01, 2013 in Oklahoma City, Oklahoma (Footage by Getty Images)

Long shot of people sifting through the remains of houses after a tornado hit Moore. Series Of Tornadoes Rips Through Oklahoma City Area on June 01, 2013 in Oklahoma City, Oklahoma (Footage by Getty Images)

Long tracking shot of destroyed houses. Series Of Tornadoes Rips Through Oklahoma City Area on June 01, 2013 in Oklahoma City, Oklahoma (Footage by Getty Images)

Long Shot push-out - A farmer drives a tractor through a field of cotton. / Oklahoma, USA

A video shot in Oklahoma.

A video shot in Oklahoma

Peaceful Waters

White horse in pasture walking along

Footage captured in Oklahoma.

Torrential rains cause gutters to overflow in the town of Chickasha, OK during a severe thunderstorm.

A video shot in Oklahoma.

A video shot at Lake Hefner in Oklahoma City

A video captured in Oklahoma.

A video captured in Oklahoma.

A video captured in Oklahoma.

A video captured in Oklahoma.

Footage capturing a hummingbird feeding.

A video captured in Oklahoma.

Timelapse sequence of a rotating supercell thunderstorm approaching the town of Stillwater, OK.

Story 5, 428 NPC 34167, 08:12:25, COM 7th FLEET TRIP TO SAIGON Taken aboard USS OKLAHOMA CITY (CLG-5), 07/1964

CLEAN: Shows McAlester, Oklahoma town welcome sign and street scenes.

CLEAN: Shows Oklahoma State Capitol building with Oklahoma state flag flying in foreground.