School children wear face masks to protect from of volcanic ash following the eruption of Mount Sinabung volcano seen from Karo district.SUTANTA ADITYA/AFP / Getty Images
A combination photo shows people evacuating from their flooded houses during floods May 16, 2014 (top) and the same place after floods October 8, 2014 in Topcic Polje. .DADO RUVIC/Reuters
A man carries empty water pitchers for sale in a market in the southern Indian city of Bangalore.STRINGER/INDIA/Reuters
A potter makes earthen lamps at his workshop before the Hindu festival of Diwali in the western Indian city of Ahmedabad.AMIT DAVE/Reuters
A Palestinian man stands on the balcony of his destroyed house as he waits for the visit of Palestinian Prime Minister Rami Hamdallah to Gaza's neighborhood of Shijaeyih.Khalil Hamra/The Associated Press
Chelsea Pensioner Albert Willis plants a ceramic poppy amongst other poppies that form part of the art installation called "Blood Swept Lands and Seas of Red" at the Tower of London.LUKE MACGREGOR/Reuters
Volunteers plant ceramic poppies amongst other poppies that form part of the art installation called "Blood Swept Lands and Seas of Red" at the Tower of London.LUKE MACGREGOR/Reuters
Cows stand on a meadow on a mountain in front of Mount Saentis (2502 metres/8209 feet above sea level) during sunny autumn weather near the eastern Swiss town of Wattwill.ARND WIEGMANN/Reuters
People walk through a tunnel on the main road in the occupied areas in Central, Hong Kong.Kin Cheung/The Associated Press
The six acre green roof of the Vancouver Convention Centre gets its annual cut.John Lehmann/The Globe and Mail