The world's most spectacular astronomical observatories

Located in some of the most remote places on the planet, astronomical observatories aren't the easiest places to reach. Furthermore, many are set at altitudes thousands of meters above sea level. Yep, stargazing is an out-of-the-way science for most of us. But if you're curious, there's another way of reaching for the stars.
Browse this gallery and take a stellar tour of some of the best spots on Earth to observe the night sky.
La Silla Observatory, Chile

Located far from sources of light pollution, scientists are able to enjoy one of the darkest night skies on Earth.
Sydney Observatory, Australia

Today, this fully-restored Sydney landmark serves as a museum and cultural venue.