Fort Thuengen with Fortress Museum in Luxembourg City, Grand Duchy of Luxembourg, Europe

travel destination photography horizontal colour image city outdoors luxembourg city grand duchy of luxembourg europe fort thuengen fortress museum building exterior no people cloudy sky old the past history day museum arts culture and entertainment contrasts skyscraper lawn grass national landmark text banner western script tree capital cities place of interest colour color image color outside tourist destination travel nobody no one no one landmark historical historic heritage cultural culture capital city cities european