The Rio de Janeiro Olympics kick off on August 5 for some two weeks of competitive games drawing athletes as well as audiences from around the world. As they prepare to cover the event, Reuters photographers look back on their favourite pictures from past Olympics where they captured the action on the ground as well as the participants' tears and joy that followed. (Photo by Lucy Nicholson/Reuters)

Aegean airlines air hostesses take selfies after a news conference in Athens, Wednesday, March 28, 2018. In a deal worth up to $5 billion, Greek airline Aegean says it will buy 30 new Airbus aircraft, with the option of an additional 12, to upgrade its fleet as the country expects to break tourism records. The signing of the final purchase agreement is expected in June. (Photo by Petros Giannakouris/AP Photo)

Miss World 2011 participants Miss USA, Miss Canada, Miss Mexico, Miss Guatamala, Miss Costa Rica, Miss Dominican Republic pose beside the Thames during a photocall as part of the Miss World 2011 UK Tour, on October 31, 2011 in London, United Kingdom. The tour celebrates Miss World's 60th birthday. The final of the competition will take place in Earls Court, London on Sunday 6th of November. (Photo by Ian Jones /Miss World Ltd via Getty Images)

Cooperation is key to success. This motto was used by the Government of Denmark when they decided to create a project that bore the name of UN City. This compound was designed to house all nine Copenhagen based UN agencies under a single roof. This embodies the core idea of the United Nations, since this project allows for better efficiency and practicality thanks to joint effort. The first plans for the UN City were hatched in 2002. After 11 years, in 2013 the first stage of the project was finally finished. Presently, Campus 1 of UN City accommodates 1,300 staff member, while Campus 2 is going to become the largest humanitarian warehouse in the whole world.

What makes a watch the most valuable in the world? It’s supercomplicated – literally. In 1925 banker Henry Graves Jr. (considered the greatest watch collector of the 20th century) commissioned Patek Philippe to create a unique gold pocket watch. When Graves finally received it – eight years later – it was the most complex timepiece ever created by human hands... (Photo by Suzanne Plunkett/Reuters)

In one of the best collaborations this blog has seen in ages, professional illustrator Mica Angela Hendricks has been collaborating with her 4-year-old daughter on a series of wonderful drawings that pass back and forther between mother and daugher until reaching an always unexpected final form. Each drawing begins with Hendricks drawing a detailed retro-ish head, after which her daughter snatches away the sketchbook to create rudimentary body (or animal!) parts as well as other random details. Afterward Hendricks goes back in to polish things up a bit and behold: dinosaur women, slug ladies, and beaver astronauts are born.

Cats and p*rn have got to be the two most searched keywords on the Internet, and finally there’s a whole page dedicated to both! “Des Hommes et des Chatons” tumblr page presents a hilarious series of diptychs showing hot guys and cats doing similar expressions and poses. And as if it wasn’t enough, the combinations include such celebrities as Johnny Depp, Ryan Gosling, Joseph Gordon-Levitt, and Pierce Brosnan.

Cats and p*rn have got to be the two most searched keywords on the Internet, and finally there’s a whole page dedicated to both! “Des Hommes et des Chatons” tumblr page presents a hilarious series of diptychs showing hot guys and cats doing similar expressions and poses. And as if it wasn’t enough, the combinations include such celebrities as Johnny Depp, Ryan Gosling, Joseph Gordon-Levitt, and Pierce Brosnan.