After the eruption of Nevado del Ruiz killed more than 23,000 people in Colombia in 1985, the U.S. Office of Foreign Disaster Assistance asked the U.S. Geological Survey to design a program to ...
The volcanoes featured in the NOVA program "Volcano's Deadly Warning"—Galeras, Nevado del Ruiz, Popocatepetl, and Mt. Redoubt—as well as many other famous volcanoes, including Mt. St. Helens ...
Climb connoisseur Simon Warren assembles a jaw-dropping bucket list of the world’s most spectacular – and challenging – cycling ascent ...