Italy's Mount Etna, Europe's tallest volcano, erupted Monday, sending ash and rock into the air. We show you where.

Mount Etna is one of the world's most active volcanoes. It's the most active volcano in Europe. Its activity increased during ...

In early March, shortly after the conclusion of the PGA Tour’s West Coast Swing, I paid a visit to Mauna Kea on the Big ...

Read this post to help you plan where to stay in Hawaii (the Big Island), from Kona, Kohala, Hamakua Coast, Hilo, Puna to Kau ...