Our planet Earth
The big island of Hawaii in an image taken by European Space Agency astronaut Samantha Cristoforetti from the International Space Station. REUTERS/NASA/ESA/Samantha Cristoforetti
Egmont National Park in New Zealand with Mt. Taranaki at its center is seen in a Landsat 8 satellite image. REUTERS/NASA/USGS/Handout via Reuters
Japan's Mount Fuji is seen covered with snow. REUTERS/Issei Kato
A satellite image shows Arctic summer sea ice in September 2007. REUTERS/NASA
Late summer plankton blooms across much of Lake Ontario. REUTERS/NASA
The aurora australis during a geomagnetic storm most likely caused by a coronal mass ejection from the Sun as seen from The International Space Station, May 2010. REUTERS/ISS Crew Earth Observations experiment and Image Science & Analysis...more
An aerial view of the Iguazu Falls is seen in the Argentinian northwest province of Misiones. REUTERS/Raul Puentes
A detailed true-color image of Earth produced using a collection of satellite-based observations and stitching of the land surface, oceans, sea ice, and clouds into a seamless, true-color mosaic. REUTERS/NASA Goddard Space Flight Center
A general view of a road next to sand dunes covered in vegetation in the Pilbara region of Western Australia. REUTERS/David Gray
An aerial view shows the diplomatic area of Doha, Qatar. REUTERS/Fadi Al-Assaad
Ha Long Bay in Vietnam is seen from a seaplane. REUTERS/Kham
The Nile and the Sinai Peninsula in a photo taken by Col. Chris Hadfield of the Canadian Space Agency, who is photographing Earth from the International Space Station, March 2013. REUTERS/CSA/Col. Chris Hadfield
Tatshenshini-Alsek Park is seen during a flight over northwest British Columbia. REUTERS/Bob Strong
Layers of Earth's atmosphere, brightly colored as the sun sets, are featured in a photo taken by a STS-127 crew member on the Space Shuttle Endeavour, July 2009. REUTERS/NASA
An ipe (lapacho) tree is seen in this aerial view of the Amazon rainforest near the city of Novo Progresso, Para State, Brazil. REUTERS/Nacho Doce
The town of Susuz is seen on the northern shore of the Ataturk dam through the window of a passenger aircraft flying over south-eastern Turkey province of Adiyaman. REUTERS/Yannis Behrakis
A general view of dried-up rivers in the Pilbara region of Western Australia. REUTERS/David Gray
A view of the sun as it rises above the earth, taken from the International Space Station, July 2009. REUTERS/NASA
An aerial view of a public cemetery in Hangzhou, Zhejiang province, China. REUTERS/Stringer
Oil goes into a tailings pond at the Suncor tar sands operations near Fort McMurray, Alberta. REUTERS/Todd Korol
Tropical Storm Katia over the Atlantic Ocean, August 30, 2011. REUTERS/NASA/NOAA/GOES Project
Saudi Arabia and Arab allies bomb Houthi militia targets across Yemen.
Italy has taken in more than 1,200 rescued migrants since Monday.
Living amidst the violence of the Syrian civil war.
Adapting to life during California's multi-year drought.