I award this random acts of kindness Barnstar to Go for It! for being very helpful to a newcomer wikipedian, w… en.wikipedia.org Visit source

Image 45Glaucus atlanticus is a species of small, blue sea slug. This pelagic aeolid nudibranch floats upside… en.wikipedia.org Visit source

Image 44Sandboarding is a boardsport similar to snowboarding, but competitions take place on sand dunes rather… en.wikipedia.org Visit source

Image 43The Leaning Tower of Pisa is the freestanding bell tower of the Cathedral of Pisa, Italy. The third ol… en.wikipedia.org Visit source

Image 42Atlantic White-sided Dolphins, on a concrete-floored dock at the port of Hvalba, which is in the Faroe… en.wikipedia.org Visit source

Image 41An animation of a cicada undergoing ecdysis, the molting of the exoskeleton in arthropods and related… en.wikipedia.org Visit source

Image 40American astronaut Eugene Cernan (born March 14, 1934), shown here on the surface of the Moon during t… en.wikipedia.org Visit source

Image 37Sand castle en.wikipedia.org Visit source

Image 36Tracy Caldwell Dyson in the Cupola module of the International Space Station, observing the Earth belo… en.wikipedia.org Visit source

Image 30Crash landing of an F6F Hellcat into the port side 20mm gun gallery of the USS Enterprise, November 10… en.wikipedia.org Visit source

Image 28Burj Khalifa is a skyscraper in Dubai, United Arab Emirates, and currently the tallest man-made struct… en.wikipedia.org Visit source

Image 26Astronaut Buzz Aldrin saluting the flag of the United States, part of the Lunar Flag Assembly, during… en.wikipedia.org Visit source

Image 23The American Bison, or Buffalo, is the largest terrestrial mammal in North America, and once inhabited… en.wikipedia.org Visit source

Image 19The Aqueduct of Segovia is a Roman aqueduct located in Segovia, Spain that transports water from the R… en.wikipedia.org Visit source

Image 18San Francisco Bay shrouded in fog, as seen from the Marin Headlands looking east. The fog of San Franc… en.wikipedia.org Visit source

Image 17An overhead view of Skylab, the United States' first space station, in Earth orbit as photographed fro… en.wikipedia.org Visit source

Image 15The mushroom cloud from the Ivy Mike nuclear test, one of two tests conducted as part of Operation Ivy… en.wikipedia.org Visit source

Image 14NGC 1300 is a barred spiral galaxy located roughly 69 million light-years away in the direction of the… en.wikipedia.org Visit source

Image 13Height comparison of notable statues: 1) Statue of Unity 240 m. 2) Spring Temple Buddha 153 m. 3) Stat… en.wikipedia.org Visit source

Image 10Lucky Diamond Rich (b. 1971) is a New Zealand-born performance artist and street performer who holds t… en.wikipedia.org Visit source

Image 9A dust storm rushes towards a military camp as it rolls over Al Asad Airbase, Iraq, just before nightfa… en.wikipedia.org Visit source

Image 7Crowds surrounding the Reflecting Pool, during the August 28 1963 March on Washington for Jobs and Free… en.wikipedia.org Visit source

Image 6The Pinwheel Galaxy is a face-on spiral galaxy located 21 million light-years away in the constellation… en.wikipedia.org Visit source

Image 4United States Navy personnel engage in Special Patrol Insertion/Extraction (SPIE) training between a Si… en.wikipedia.org Visit source

Image 2A swan created using modular origami, a paperfolding technique which uses two or more sheets of paper t… en.wikipedia.org Visit source

Image 25 Changes in surface air temperature over the past 50 years. The Arctic has warmed the most, and temper… en.wikipedia.org Visit source

Image 23Tar sands in Alberta, 2008. Oil is one of the most used resources by humans.Resource depletion occurs… en.wikipedia.org Visit source

Image 22A typical suburban development in the United States, located in Chandler, ArizonaUrban sprawl (also kn… en.wikipedia.org Visit source

Image 21Global monthly average total ozone amountOzone depletion consists of two related events observed since… en.wikipedia.org Visit source

Image 19Anti-Shein protest, Grenoble, France.Overconsumption describes a situation where consumers overuse the… en.wikipedia.org Visit source