A rainbow is seen near a cloud south of Corvallis, Ore., Monday, May 19, 2014. (Photo by Andy Cripe/AP Photo/The Corvallis Gazette-Times)

A dancer poses for a photograph as part of the “Dance as Art” photo project in Times Square in New York, on September 22, 2014. (Photo by Carlo Allegri/Reuters)

People enjoy their time near the Arcadia stage at the Glastonbury Festival site in Somerset, Britain on June 24, 2023. (Photo by Jason Cairnduff/Reuters)

Look at the image for long enough and you can make the train change direction simply by thinking about it. Freaky.

“Show us our butts! Mucawana tribe – Angola. In Soba village, the Muhacaona (Mucawana) tribe, perhaps the best place i have visited. They use cow dung and fat to make this so nice haircut, and love the beads. They asked me to make pictures of their backs... and butts to see on the camera screen if everything was perfect!”. (Photo and comments by Eric Lafforgue)

A model makes a video call backstage during the Lakme Fashion Week X FDCI in Mumbai, India, Thursday, March 9, 2023. At the recently held premier fashion event, the backstage was buzzing as everyone from the hair and make-up artist to the stylist and the designer raced to get that perfect look that would stand out on the catwalk. (Photo by Rafiq Maqbool/AP Photo)

These little grizzly bear cubs had fun making a real splash when their mum took them for a dip to learn how to fish. Kamchatka, Russia. (Photo by Marco Mattiussi/Solent News & Photo Agency)

Ratko Mladic makes his first appearance at the International Criminal Tribunal on June 3, 2011 in The Hague, Netherlands. Ex-Bosnian Serb army leader Ratko Mladic will make his first appearance at The Hague war crimes tribunal after being declared fit to stand trial. Mladic was arrested a week ago after going into hiding for the past 16 years and is charged with atrocities committed during the Bosnian war. (Photo Serge Ligtenberg/Getty Images )