Pinnacles National Park, a volcanic and tectonic natural wonder, is in full bloom in the early days of spring. There are two ways to approach this beautiful spot south of the Bay Area--from the ...

São Tomé and Principe, two volcanic islands located in the Gulf of Guinea, off the coast of Gabon, 250 km into the Atlantic Ocean, is one such place. With fewer than 40,000 visitors annually and large ...

The weeklong trip combined a snorkeling excursion — where students spotted breaching whales — with a four-day backpacking ...

Spring is one of the best times of the year to take a family vacation to a national park. Wildflowers are blooming, weather ...

Iceland offers some of the Earth's most dramatic sights. And if you head off the beaten path, you can explore some of its lesser-known attractions from ice caves to bubbling lava fields and silent ...

The volcanologist on the island of Vanuatu who walks barefoot over cooled lava fields tells NPR's Don Gonyea how to see nature at its most primeval.