A view of the crater lake - Poas Volcanic Crater - Costa Rica - An image by Richie Diesterheft - flickr

The formation of the geography of Costa Rica is based upon the massive volcanic activities created by the range of volcanoes, especially the Poás Volcano which is an active stratovolcano, located in the central Costa Rica. It has erupted 39 times since 1828.  This volcano is situated in the Central Volcanic Conservation Area located of the Alajuela Province near the Pacific coast […]