The rippled surface of the first Martian sand dune ever studied up close fills this view of 'High Dune' from the Mastcam on NASA's Curiosity rover. This site is part of the 'Bagnold Dunes' field along the northwestern flank of Mount Sharp.
The door, or the “Puerta de Hayu Marca” (Gate of the Gods), (Peru), has been at some time in the distant past carved out of a natural rock face and in all measures exactly seven meters in width with a smaller alcove in the center at the base.
Vintage & Astrolabe – Ancient instrument for locating and predicting the positions of the Sun, Moon, planets, and stars. The earliest astrolabe was created 150 B. Was an indispensable tool of astronomers, navigators and astrologers. on imgfave
Astronaut lookalike statues found in Tikal, Guatemala These ancient stone figure, found at the Mayan ruins in Tikal, Guatemala, do they look similar to a modern-day astronaut in a space helmet and suits ?