Tents and outdoor gear (IMAGE) Cell Press Caption This image shows a view of the National Geographic and Rolex Perpetual Planet Everest Expedition climbers' tents, made from waterproof acrylic material, at Camp IV/South Col. In the background, climbers make their way to the summit wearing plastic-based waterproof outdoor gear. www.NatGeo.com/Everest Credit Mariusz Potocki/National Geographic Usage Restrictions PERMITTED USE: These images may be downloaded or are otherwise provided at no charge for one-time use for coverage or promotion of the National Geographic and Rolex Perpetual Planet Everest Expedition. Copying, distribution, archiving, sublicensing, sale, or resale of the image is prohibited. REQUIRED CREDIT AND CAPTION: Any and all image uses must (1) be properly credited to the photographer (2) be accompanied by a caption which makes reference to the National Geographic and Rolex Perpetual Planet Everest Expedition including a prominent link to www.NatGeo.com/Everest. Note: If you need unbranded images for print use or high res version for broadcast, please contact Kirsten Weymouth firstname.lastname@example.org. DEFAULT: Failure to comply with the prohibitions and requirements set forth above will obligate the individual or entity receiving this image to pay a fee determined by National Geographic. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.