The Volcano Adventure Guide: Excellent information and background for anyone wishing to visit active volcanoes safely and enjoyably. The book presents guidelines to visiting 42 different volcanoes around the world.
Volcanic Ash Advisory Center Washington (VAAC) issued the following report: ... [more]
Volcanoes of Costa Rica
Map showing Costa Rica's most active volcanoes and the location of the plate boundary between the subducting Pacific and the overriding Carribean plate. (Base map created using Jules Verne UNAVCO map tool featuring Face of the Earth (TM)).
Costa Rica is a small country but has a lot of active volcanoes aligned like pearls on a chain, caused by the NE subduction of the Pacific tectonic plate under the Carribean plate. Among the country's most active volcanoes are Arenal, Poás and Irazú volcanoes.
Arenal, a major tourist attraction in Costa Rica, is one of the most active volcanoes of Central America. Since a major eruption in 1968, it has been in near-continuous activity building a lava dome and displaying mild explosive activity from the summit crater. [more]
Irazú (3432 m) immediately east of the capital San José is Costa Rica's highest and one of its most active volcanoes. Tephra fall (ash) during the last major eruption of Irazú in 1963-65 caused heavy damage to infrastructure and life in San José and its surroundings. [more]
Poás is one of Costa Rica´s most active volcanoes, and one of its most frequently visited and prominent ones. It contains a green acid crater lake and during some of its frequent phreatic eruptions, water from the lake is ejected like a geyser. [more]
Turrialba (3340 m) is the easternmost of Costa Rica's active volcanoes. It is a large stratovolcano with a complex of 3 summit craters and its flanks mostly covered by farmland and forest. vegetation. After its previous eruption in 1866, signs of unrest started in 2006 and new ph... [more]
Exploring the unknown: We sometimes invite you to "test" new itineraries or destinations with us. Such trips are a reduced cost and require a higher degree of flexibility, but often offer a great deal of adventure.
Kelut volcano photos: A new lava dome grew inside the crater lake during the effusive eruption in late 2007, replacing most of the lake. Watch the birth of a new mountain!
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