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 PostsYosemite Falls in Yosemite National Park. CaliforniaFish Eye Tokio PostcardSunset at Hale’iwa’s Ali’i Beach ParkAustralia vs EuropeRed MountainNight Time in New York City Active crater – Poas Volcano