BABAK TAFRESHI / SCIENCE PHOTO LIBRARY BABAK TAFRESHI / SCIENCE PHOTO LIBRARY
Kitt Peak Public Observatory, Tucson, Arizona, USA, against a night sky. This is part of Kitt Peak National Observatory (KPNO). With 23 telescopes, KPNO is the largest collection of astronomical instruments in the world. Kitt Peak Public Observatory contains telescopes used for public education an observation programmes.
Model release not required. Property release not required.