The King Fire that burned 97,717 acres of the El Dorado National Forest in California, USA. Following an unprecedented four year long drought, wild fires are much more common. Most of California is in exceptional drought, the highest...

The King Fire that burned 97,717 acres of the El Dorado National Forest in California, USA. Following an unprecedented four year long drought, wild fires are much more common. Most of California is in exceptional drought, the highest...

A solitary concrete stairway in a field is all that is left of a building destroyed by Hurricane Katrina.

Water soaks the floor of a gutted out building damaged by Hurricane Katrina floods.

Scrub grass surrounds a solitary concrete stairway in a field that is a remnant of Hurricane Katrina destruction.

The King Fire that burned 97,717 acres of the El Dorado National Forest in California, USA. Following an unprecedented four year long drought, wild fires are much more common. Most of California is in exceptional drought, the highest...

The King Fire that burned 97,717 acres of the El Dorado National Forest in California, USA. Following an unprecedented four year long drought, wild fires are much more common. Most of California is in exceptional drought, the highest...

MS Pan left Gujarat, Indian families amongst rubble of collapsed homes, after earthquake, Gujarat, India

Boston Marathon Bombing Memorial at Copley square on May 09, 2013 in Boston, Massachusetts (Footage by Getty Images)

Soaked floor tiles, stained wall studs, and a window frame are on the floor of a building damaged by floods after Hurricane Katrina.

MS Gujarat, Indian women and children sitting amongst ruins of house, after earthquake, Gujarat, India

Raw Footage from Steve Silva of the Boston Marathon aftermath (matches full video on Boston.com from (00:00-2:52). Boston Marathon Explosion and Aftermath - Pt. 1 on April 15, 2013 in Boston, Massachusettes (Footage by Getty Images)

Raw Footage from Steve Silva of the Boston Marathon aftermath (matches full video on Boston.com from (2:50 – 4:52). Boston Marathon Explosion and Aftermath - Pt. 2 on April 15, 2013 in Boston, Massachusettes (Footage by Getty Images)

Destruction caused by tsunami after magnitude 9 Tohoku earthquake, north east Japan, March 2011. Shipping container lies in front of house

MS pan right across rubble of collapsed house, after earthquake, Gujarat, India

Boston Marathon Bombing Memorial at Copley square on May 09, 2013 in Boston, Massachusetts (Footage by Getty Images)

Furniture and musical instruments litter a street curb in the aftermath of a flood.

Freeways cross over flooded farm fields in Louisiana.

Chunk of damaged building falls away in Padang city / AUDIO

MS Low angle, Gujarat, Indian man on roof of ruined house, after earthquake, Gujarat, India

MS rubble of demolished house, washing line draped across, after earthquake, Gujarat, India

MS Gujarat, Indian family clearing house demolished by earthquake, Gujarat, India

Destroyed buildings lean across Venice Beach.

The bare rafters of a destroyed building lean against another building.