From the ship's deck, we watched the distant flaming volcanos spew ash into the sky.

During our trip to the Philippines, we watched the sunrise over Mayon Volcano and marveled at its perfect cone.

We signed up for volcano surfing at dawn, excited and nervous about descending the ash-covered slope.

Last summer I tried volcano boarding and felt a thrilling rush as I raced down the ash-covered slope on a simple wooden board.

Geologists studied the ancient lava flows of the Pacific island's shield volcanoes to understand their eruption history.

Scientists study the ecosystems surrounding dormant volcanos to understand how life recovers after eruptions.

Scientists monitor active volcanoes in the Pacific Ring of Fire to predict eruptions.