A bride stretches before the event during the “Running of the Brides” race, in Bangkok, Thailand, December 2, 2017. Six hundred of to be brides and their grooms compete a run race aimed to win more than two million baht (61,000 US dollars or 51,000 euro) of wedding package prizes including a pair of white gold diamond rings and honeymoon trip to the Maldives. (Photo by Athit Perawongmetha/Reuters)

Joseph Ford is a 39-year-old photographer from Brighton, UK. He creates images seamlessly camouflaging people into backgrounds using knitwear made by Nina Dodd. It can take Dodd, 51, up to 40 hours to knit one item of clothing. This image of a man posing in knitwear, camouflaging into tiles of the steps and wall, is a personal favourite of Joseph’s. (Photo by Joseph Ford/South West News Service)

Everyone wants to get something for nothing - whether it's a lucky upgrade that means you can turn left when you get on a plane instead or heading off into the economy seats, or even getting a few extra features thrown in for free when you buy a new car.

As some of the sharpest businesses around, no-one understands this quite as well as casinos and that's why they all have a system that they call comps. It's short for "complimentary offers" and these are special treats specially designed to reward you for your loyalty to the casino in question. They're basically bonuses.

Models wearing facekinis, popular with female bathers who want to protect more than just their modesty, pose for a picture on a beach on August 5, 2019 in the Chinese seaside city of Qingdao, Shandong Province of China. (Photo by Xu Chongde/VCG via Getty Images)

Participants in fancy costumes take part in march during the Prague Pride parade in downtown Prague, Czech Republic, 10 August 2019. Several thousands of people attended the 9th Prague Pride to support the LGBT (lesbian, gay, bisexual and transgender) communities. (Photo by Martin Divisek/EPA/EFE/Rex Features/Shutterstock)

France's Alize Cornet celebrates scoring a point in the first round match of the French Open tennis tournament against Italy's Roberta Vinci at the Roland Garros stadium, in Paris, France, Monday, May 25, 2015. (Photo by Christophe Ena/AP Photo)

Paul, 9, dumps a bucket of water over his head at a fountain near government buildings during hot weather on July 1, 2015 in Berlin, Germany. Temperatures across northern Europe are rising and in Germany a high of 36 degrees is forecast for the weekend. (Photo by Sean Gallup/Getty Images)

Each year Nikon Small World recognizes the excellence of photography taken under the microscope. The contest showcases the beauty and complexity of life. Anyone interested in microscopy and photography can enter the contest and in its 42nd year, Nikon Small World received 2,000 entries from 70 countries. Here: 11th Place; Scales of a butterfly wing underside (Vanessa atalanta). (Photo by Francis Sneyers/Nikon's Small World 2016)