Sightseeing tour bus in front of a historic building in Paris, promoting a Best of Paris in 24 Hours tour, Paris, France, Europe

A market scene at the 24 hour local fresh food market in Phuket Town, Phuket, Thailand, Southeast Asia, Asia

Blue hour in Shimogamo Shrine, UNESCO World Heritage Site, during the largest snowfall on Kyoto in the last 50 years, Kyoto, Japan, Asia

A market scene at the 24 hour local fresh food market in Phuket Town, Phuket, Thailand, Southeast Asia, Asia

Sleeping endangered black rhino (diceros bicornis) is guarded 24 hours a day, Sweetwaters, Kenya, East Africa, Africa

A colourful stall at the 24 hour local fresh food market in Phuket Town, Phuket, Thailand, Southeast Asia, Asia

A market scene at the 24 hour local market in Phuket Town, Phuket, Thailand, Southeast Asia, Asia

Market stalls at the 24 hour local market in Phuket Town, Phuket, Thailand, Southeast Asia, Asia

A stall selling chillis at the 24 hour local fresh food market in Phuket Town, Phuket, Thailand, Southeast Asia, Asia

A colourful stall at the 24 hour local market in Phuket Town, Phuket, Thailand, Southeast Asia, Asia

The Shepherd 24-hour gate clock at the Royal Observatory, Greenwich, UNESCO World Heritage Site, London, England, United Kingdom, Europe

The Shepherd 24-hour gate clock at the Royal Observatory, Greenwich, UNESCO World Heritage Site, London, England, United Kingdom, Europe

Painted lady caterpillar shortly before changing to chrysalis. It hangs itself upside down in this hooked position for around 24 hours. It continues to move throughout the 24 hours in gentle changes of position. . Isle of White, UK. Isle of White, UK

Arctic tern (Sterna hirundo) hovering over estuary, hunting sand eels, in mid-summer when the colonies are active for 24 hours per day. Iceland.

Arctic tern (Sterna hirundo) hovering over estuary, hunting sand eels, in mid-summer when the colonies are active for 24 hours per day. Iceland.

Arctic tern (Sterna hirundo) hovering over estuary, hunting sand eels, in mid-summer when the colonies are active for 24 hours per day. Iceland.

Fremont Experience Las Vegas NV USA

Las Vegas NV USA

Casino Sign Las Vegas NV

Ocean Drive South Beach Miami FL USA

Petrol pump, nightshot, hdr, dri

24-hour race at the Nurburgring race track, accident emergency repair with duct tape, Nurburgring, Rhineland-Palatinate, Germany, Europe

On Saturday 5th December 2015, Storm desmond crashed into the UK, producing the UK''s highest ever 24 hour rainfall total at 341.4mm. It flooded many towns including Keswick. This shots shows one of two railway bridges on the old Keswick railway line that were completely destroyed by the floods. It also shows a tree, now sat in the middle of the river, that used to be growing on the river bank. The force of water was such that it has scoured out huge areas of banking and realigned the river in places.'

On Saturday 5th December 2015, Storm Desmond crashed into the UK, producing the UK''s highest ever 24 hour rainfall total at 341.4mm. It flooded the Lyth Valley, drowning many farms and houses. Several periods of subsequent heavy rain have kept the Lyth Valley inundated, with no sign of respite. Photo taken on Thursday 10th December 2015.'

Participants gather for the annual 24 Hours of Adrenalin mountain Bike event, Toronto, Ontario.

Citizens take turns circling a ceiba tree for 24 hours on November 15th to celebrate the founding of Havana in 1519 on this site, Cuba

open 24 hours neon sign

Illuminated open 24 hours sign