architecture art Ashton balustrade baroque building carving columns concert copper dome dramatic edwardian elevated elevation folly gallery grade granite hall hill historical imposing Lancaster landmark limestone majestic memorial monument one listed Palladian park parkland Portland sculpture skyline staircase steps stone venue Williamson window windows angles appearance arched arches architectural Australian bricks brickwork closed color colored colors colour coloured colours craftsmanship dark decorated decorative distinctive doors entrance exterior fitting historic history linear lines old ornamental ornamentation patterned patterns plain safety shadows solid sombre stonework style textures walls