Ecuadorian authorities have been placed on alert after a 1,500-meter column of steam, gas, and ash emanated Sunday from the Cotopaxi volcano, it was reported. The National Polytechnic School's ...

Quilotoa is a water-filled crater lake and the most western volcano in Ecuador's Andes ... Check out this 7.7-mile point-to-point trail near Sigchos, Cotopaxi. Generally considered a challenging ...

Gravity monitoring at the Ecuadorian volcanoes Cotopaxi and Sierra Negra helped constrain mass movements (e.g., hydrothermal fluid migration in the case of Cotopaxi; recharge of magma below Sierra ...

“We declare a state of emergency due to the unusual activity of Cotopaxi” Correa said “God willing, everything will go well and the volcano will not erupt.” Ecuador's President Rafael ...

This photo provided by the U.S. Geological Survey, captured during a Hawaiian Volcano Observatory helicopter flyover Tuesday, ...