The Apollo 11 Contingency Lunar Sample Return Bag used by astronaut Neil Armstrong is displayed for Sotheby's Space Exploration auction in New York City, U.S., July 13, 2017. The bag used by U.S. astronaut Neil Armstrong to bring the first samples of moon dust back to Earth was sold to an anonymous bidder for $1.8 million at an auction in New York on July 20, 2017 marking the 48th anniversary of the first moon landing. The bag, which for years sat unidentified in a box at the Johnson Space Center in Houston, was bought by a person who bid by telephone and did not wish to be named publicly, auctioneer Sotheby's said.(Photo/Agencies)