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 PostsTable Rock Mountain, South CarolinaThe Monteverde Cloud Forest ReserveKesaterveiset – Summer Greetings from FinlandRiga – the capital of LatviaImam Square – Isfahan – IranThe Karkonosze Mountains in Poland Active crater – Poas Volcano