Abandoned building of Termas Radium Spa Hotel, Serra da Pena, at sunset in Sortelha, Centro, Portugal, Europe

photography horizontal color image travel destinations travel outdoors sunset dusk no people abandoned termas radium spa hotel hotel serra da pena sortelha sabugal portugal europe weathered building architecture old ruin tree nature travel destination tourist destination tourist destinations sundown evening twilight outdoor outside nobody no one no person hotels accommodation buildings architectural history historic