airport control control tower former standby tower tower views unused visibilty appearance architecture broken construction damaged exterior external façade former city square former significant building front and back façades historic historical old open pedestrian space open space paved paved open pedestrian space piazza plaza propped propped up Remains remnants restored remnant ruins stone walls structure style urban view views walls converted fence home house Mawddach Picket platform railway residence station unusual wales welsh white backgrounds communism communist East Europe Former Soviet Union grunge hammer history logo revolution Romania shame Sickle sign socialism symbol apparatus assistance Australia bluestone compass directions dark directional former lighthouse lighthouse longitude marine chronometers metal ball navigation navigation aids navigational obsolete restored time ball timekeeping Victoria weather vane Williamstown angles arch arched arches architectural brick bricked bricks building catholic christian christianity cross education educational entrance frontage heritage high institution institutional palm-trees palms past religion religious roman-catholic rural trees vacant