Another postcard from Costa Rica showing a volcano: the active crater in Poas Volcano (Crater activo del volcano Poas). Technorati tags: [ Poas | volcano | crater | postcard ] Related PostsSanta Maria della Salute (Church of the Virgin Mary of Good Health)Dalarna in SwedenA Colorful Postcard from MariborMost rare and valuable postcardsA vintage postcard from ParisVodice at Dusk (Croatia) Active crater – Poas Volcano