Explorers on the Moon: Apollo 11 Landing

Astronaut Buzz Aldrin, lunar module pilot, poses for a photo beside the U.S. flag that has been placed on the Moon at Tranquility Base during the Apollo 11 mission landing on July 20, 1969.

https://www.nasa.gov/image-detail/apollo-11-mission-image-astronaut-edwin-aldrin-poses-beside-th/