Only a few expedition cruise companies offer trips with an opportunity to ski in Antarctica. Here's what it's like to see a ...

A Twinkling Wonder Tucked away in New Zealand, the Waitomo Glowworm Caves offer a celestial experience. Visitors glide ...

A little-known volcano on a remote Pacific island may have been the source of one of the 19th century’s most powerful ...

The Greek island has a long history of earthquakes, but what is causing the recent series of quakes has scientists perplexed.