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 PostsThe Rainbow Bridge – Folsom, CaliforniaVarkaus in FinlandKargowa – a small town in PolandSarawak’s Long House, MalaysiaWidecombe-in-the-Moor, Dartmoor, DevonC.K.S. Culture Center in Taipei Active crater – Poas Volcano