Last weekend, the National Building Museum in Washington, D.C., opened a 10,000 square-foot ball pit to the general public, and everyone cheered that, finally, someone made their childhood dreams come true.

The 33-year-old Norwegian rightwing extremist Anders Behring Breivik, who killed 77 people in twin attacks in Norway last year, arrives at a courtroom. (Photo by Heiko Junge/AP File Photo)

American photographer Doug Perrine, 60, snapped the shots last year while the False Killer Whale was out hunting for food. (Photo by Doug Perrine/Iber-Press)

Former Soviet President Mikhail Gorbachev as he bids the last farewell to his wife Raisa Gorbacheva during the funeral ceremony in Moscow, Russia, 23 September 1999 (reissued 30 August 2022). According to a Moscow Central Clinical Hospital statement, former Soviet president Mikhail Gorbachev has died at the age of 91. As a supporter of the de-Stalinization programs of his predecessor Nikita Khrushchev, Gorbachev initiated numerous reforms during his tenure. He signed a nuclear arms treaty with the United States and withdrew the Soviet Union from the Soviet-Afghan war. His policies created freedom of speech and press, and decentralized fiscal policy planning and execution to increase efficiency. Gorbachev was the last leader of the Soviet Union, overseeing Russia’s transition from one party rule to fragile democracy. (Photo by Sergey Chirikov/EPA/EFE)

Two drunk race-goers make their way home after the last race of the third day of the Royal Ascot horse racing week June 19, 2003 in Ascot, England. (Photo by Scott Barbour/Getty Images)

A mysterious sea creature with some frighteningly sharp teeth washed up on a beach in England last week, where David Mackland snapped these photos. A Grind TV story reports that Mackland estimated the creature to be about 4-5 feet in length. (Photo by David Mackland/OurCarnoustie)

“The Falles is a traditional celebration held in commemoration of Saint Joseph in Valencia, Spain. The term Falles refers to both the celebration and the monuments created during the celebration. A number of towns in the Valencian Community have similar celebrations inspired by the original in Valencia”. – Wikipedia

Photo: A person prepares for the burning of the “Ninot” caricatures during the last day of the “Fallas” festival on March 19, 2012 in Valencia, Spain. The festival, which runs March 15 – 19, celebrates the arrival of spring with fireworks, fiestas and bonfires. (Photo by Xaume Olleros/Getty Images)

“The Waterloo Cup was a coursing event. The three day event was run annually at Great Altcar in Lancashire, England from 1836 to 2005 and it used to attract tens of thousands of spectators to watch and gamble on the coursing matches. It was founded by William Philip Molyneux, 2nd Earl of Sefton, and, originally, was supported by his patronage”. – Wikipedia

Photo: A Greyhound races after Hare at the last Waterloo Cup Hare coursing event, February 14, 2005, near Liverpool, England. (Photo by Christopher Furlong/Getty Images)