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A Royal Air Force Chinook flies over London during a Service of Commemoration for troops who were stationed in Afghanistan on Friday in London, England
A Greek Army Apache helicopter takes part in an air show at Athens Paleo Faliro coastal suburb on Thursday
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Rescue workers transport equipment into a police helicopter near the entrance to the Riesending vertical cave after the final phase of the transport of injured spelunker Johann Westhauser to the surface on Thursday near Marktschellenberg, Germany
A villager signals an arriving helicopter at Basa Village Development Committee in Solukhumbu District, Nepal.
Japan Ground Self-Defense Force soldiers hang down from a helicopter during an annual live firing exercise at Higashi Fuji range in Gotemba, southwest of Tokyo, Japan, on Tuesday
A local resident shows his support as a military helicopter drops water over a burning forest in Varibobi, a northwestern suburb of Athens, Greece on Tuesday.
A Swiss Air Force helicopter on Tuesday transports a mobile water pump during an exercise in front of the nuclear power plant near the northern Swiss town Leibstadt. The Swiss Federal Nuclear Safety Inspectorate tested, in co-operation with the air force and the power plant operators, the transport of technical emergency equipment by air.
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Royal Navy aircraft engineers extend the rotor blades on a Lynx helicopter as it prepares for a morning flight onboard HMS Edinburgh during the ship’s farewell tour of the UK heading for Leith. The Royal Navy’s last Type 42 Destroyer will make her very last visit to Edinburgh before she is decommissioned