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Spacewalk - the blue sky below us Blue BathSTS-116 Mission Specialists Robert L. Curbeam, Jr. (left) and Christer Fuglesang participate in the first of the mission’s three planned sessions of extravehicular activity as construction resumes on the International Space Station. The World’s Biggest Cave Found In Vietnam (13 Pics) April 25, 2011 | 11 Comments » | Topics: Pics More info at National Geographic Hot Stories From Around The Web Other Awesome Stories

11 Reasons Why I Love Thailand – Nomadic Matt's Travel Site I’ve been to Thailand more times than I can count. I’ve lived in Bangkok twice, and if I stay away for more than a year, I feel as if a piece of me is missing. It’s been 18 months since I’ve last been here, and my excitement oozes off me like sweat during a hot Bangkok summer. 46 Fabulous Photos of Endeavour’s Last Ever Spacewalk May 27th, 2011: the last spacewalk for NASA’s Endeavour astronauts. Here, a fish-eye lens attached to an electronic still camera was used to capture this image of NASA astronaut Michael Fincke (top center) during the mission’s fourth session of extravehicular activity (EVA) as construction and maintenance continued on the International Space Station. Photo #1 by NASA A bright sun, a portion of the International Space Station and Earth’s horizon are featured in this image photographed by a spacewalker during the STS-134 mission. Photo #2 by NASA May 27, last day for Endeavour spacewalkers, NASA astronaut Greg Chamitoff continued to work on the International Space Station.

106 of the most beloved Street Art Photos – Year 2010 More info. More info. More Banksy on Street Art Utopia. More info. More 3D on Street Art Utopia. Olympic National Park: One of the wildest places left in the USA [36 PICS] Maple Glade Trail. It’s supposed to be a humbling experience to stand amidst such giants in the ancient forests of Olympic National Park. Photo #1 by rachel_thecat

The Best in Bird Photography: 50 Crystal Clear Bird Shots Bird photography is among the most popular types of nature photography. This is no surprise, considering the fact that they live all over the globe, they can be very colorful and come in different shapes and sizes. Immortalizing birds in photos can be quite challenging – specialized skills and equipment are required – but the outcome is definitely worth it all the effort and investment. Today’s 50 images showcase is dedicated to the ones that love nature, to the photographers that want to get inspired and learn more in this field of art, or simply to the ones that love beauty. The Wall Puffins Pamukkale – Turkey’s Cotton Castle In Turkish the name literally means Cotton Castle and it is easy to see why it was given that. Yet this geological wonder is also the site of the ancient city of Hierapolis and over the centuries the two have seemed to come together, merged almost, in to one. In fact some of the old tombs in the city's necropolis have beome part of landscape - literally. The site itself is a series of travertines and hot springs. The travertines here have a concentric appearance and are almost sheer white giving the area an ethereal, other worldly appearance. The hot springs precipitate calcium carbonate at their mouths and produce the strange almost organic looking structures.