The Observatory in Jaipur, Rajasthan, India

Observation deck of The Giant Sundial, Samrat Yantra, The Supreme Instrument, at The Observatory in Jaipur, Rajasthan, India

Scorpio Stairway and behind the Brihat Samrat Yantra Pisces astrological sign at The Observatory in Jaipur, Rajasthan, India

Scorpio Stairway and behind the Brihat Samrat Yantra Pisces astrological sign at The Observatory in Jaipur, Rajasthan, India

The Observatory in Jaipur, Rajasthan, India

Observation deck of The Giant Sundial, Samrat Yantra, The Supreme Instrument, at The Observatory in Jaipur, Rajasthan, India

Scorpio Stairway and behind the Brihat Samrat Yantra Pisces astrological sign at The Observatory in Jaipur, Rajasthan, India

The Nadivalaya Yantra equatorial instrument at Jantar Mantar, The Observatory in Jaipur, Rajasthan, Northern India

The Nadivalaya Yantra equatorial instrument at Jantar Mantar, The Observatory in Jaipur, Rajasthan, Northern India

Observation deck of The Giant Sundial, Samrat Yantra, The Supreme Instrument, at The Observatory in Jaipur, Rajasthan, India

Students on a visit to The Observatory walk around the stone instruments in Jaipur, Rajasthan, Northern India

The region of the Milky Way in Puppis and Vela encompassing the vast Gum Nebula, a photographic object only. Sirius and Canis Major are at right; Canopus in Carina is at bottom. The False Cross and the open cluster NGC 2516 are at left.

Three-dimensional representation of the Sun and her planets, Out of this World ? Wonders of the Solar System, exhibition in the Gasometer, a former gas tank, Oberhausen, Ruhr Area, North Rhine-Westphalia, Germany, Europe

Three-dimensional representation of the Sun and her planets, Out of this World ? Wonders of the Solar System, exhibition in the Gasometer, a former gas tank, Oberhausen, Ruhr Area, North Rhine-Westphalia, Germany, Europe

Planets and Globe, Solar system model, Out of this World ? Wonders of the Solar System, exhibition in the Gasometer, a former gas tank, Oberhausen, Ruhr Area, North Rhine-Westphalia, Germany, Europe

Three-dimensional representation of the Sun and her planets, Out of this World ? Wonders of the Solar System, exhibition in the Gasometer, a former gas tank, Oberhausen, Ruhr Area, North Rhine-Westphalia, Germany, Europe

Lunar globe on a horse-drawn carriage, Out of this World ? Wonders of the Solar System, exhibition in the Gasometer, a former gas tank, Oberhausen, Ruhr Area, North Rhine-Westphalia, Germany, Europe

Three-dimensional representation of the Sun, Out of this World ? Wonders of the Solar System, exhibition in the Gasometer, a former gas tank, Oberhausen, Ruhr Area, North Rhine-Westphalia, Germany, Europe

Model of the Iss, International Space Station, and the Moon, Out of this World ? Wonders of the Solar System, exhibition in the Gasometer, a former gas tank, Oberhausen, Ruhr Area, North Rhine-Westphalia, Germany, Europe

Three-dimensional representation of the Sun and her planets, Out of this World ? Wonders of the Solar System, exhibition in the Gasometer, a former gas tank, Oberhausen, North Rhine-Westphalia, Germany, Europe

Three-dimensional representation of the Sun and her planets, Out of this World ? Wonders of the Solar System, exhibition in the Gasometer, a former gas tank, Oberhausen, Ruhr Area, North Rhine-Westphalia, Germany, Europe

Hoba Meteorite, Grootfontein, Namibia, Africa

25 meter diameter model of the Moon, Out of this World ? Wonders of the Solar System, exhibition in the Gasometer, a former gas tank, Oberhausen, Ruhr Area, North Rhine-Westphalia, Germany, Europe

Allegorical statues representing death and paganism on the Prague Astronomical Clock on the clock tower of the Old Town City Hall, Old Town Square, historic district, Prague, Bohemia, Czech Republic, Europe

Observatory Hornisgrindeturm, by night with Milky Way, Seebach, Baden-Württemberg, Germany, Europe

Rock Of Cashel, Cashel, County Tipperary, Ireland

Detail Of The Astronomical Clock On Prague's Town Hall, Prague, Czech Republic