Swimmers take on Copenhagen harbour by night

China's Huiling Mountains shrouded in a sea of clouds after rain

Muslim pilgrims mark Arafa, the most important day of the haj pilgrimage

Breathtaking autumn sunset in Xinjiang

Breathtaking winter sunset in Xinjiang wetland park

Hong Kong travellers on board short 'flight to nowhere'

Alibaba's charismatic Jack Ma steps down

Newly-hatched turtles released into the sea