Active and Inactive Volcanos: History, significant eruptions, trivia, a glossary of terms, and a map of several active and inactive volcanos.
Mayon Volcano: The Millennium Eruption: Photos, eruptions, and measurements.
Philippine Institute of Volcanology and Seismology: Discusses earthquakes and volcanoes. Also provides information on the history, goals, objectives, and projects of this organization.
Philippine Volcanos: The history, eruptions, locations, and measurements of several volcanos, such as the Butusan, Canlaon, and Ragang volcano.
Taal Volcano: Gives the location, history, hazards, geology, and petrology.
The Moro Gulf Tsunami: Illustrated article about the source and impacts of the August 1976 magnitude earthquake on the island of Mindanao and the resulting tsunamis.
Université de Savoie: Taal Volcano: Discusses plate tectonics, the eruptive style, and hazards of this volcano.