The week's best photojournalism
In this week's most striking images, guards march in Athens, kids cool off in Karachi, and more

A Formula One race car is reflected in a fireman's helmet in Monaco.
(AP Photo/Claude Paris)

A vendor prepares fried dough near Aleppo, Syria.
(EPA-EFE/MOHAMMED BADRA)

Children cool off at a punctured water supply line in Karachi, Pakistan.
(EPA-EFE/SHAHZAIB AKBER)

A young owl is measured, weighed, and ringed at the zoo in Arnhem, The Netherlands.
(EPA-EFE/PIROSCHKA OF THE WOUW)

A visitor walks past a display at a flower show in London.
(AP Photo/Matt Dunham)

Members of the Presidential Guard perform in front of the Tomb of the Unknown Soldier in Athens.
(AP Photo/Thanassis Stavrakis)

Tightrope performers practice their instruments in Zhangjiajie, China.
(China Daily via REUTERS)

A man golfs as an ash plume rises from the Kiluaea volcano in Hawaii.
(AP Photo/Jae C. Hong)

A mask is burned during a workers' demonstration in Paris.
(AP Photo/Christophe Ena)

A rocket blasts off from Vandenberg Air Force Base in California.
(Bill Ingalls/NASA via AP)

A plow clears snow at Great St. Bernard pass, Switzerland.
(EPA-EFE/VALENTIN FLAURAUD)