View of spiral staircase in The Skyscraper, Ljubljana, Slovenia, Europe

photography colour colour image color color image horizontal horizontal image indoors inside travel travel destination travel destinations day nobody no one no one 20th century building exterior building buildings building interior building interiors interior interiors architecture architectural art deco style diminishing perspective vanishing point perspective symmetry full frame spiral staircase spiral staircase neboti nik the skyscraper ljubljana slovenia slovenian europe european geometrical stairs aerial view high angle view high angle