Holland, Rotterdam, The Cube Houses, an innovative housing development where each house is a cube tilted over by 45 degrees, designed by Dutch architect Piet Blom and bult between 1977 and 1984.

England, London, The Swiss Re building 30 St Mary Axe, alternatively known as the Gherkin, commercial skyscraper designed by architect Sir Norman Foster and opened in April 2004 with St Andrew Undersh...

England, London, The Swiss Re building 30 St Mary Axe, alternatively known as the Gherkin, commercial skyscraper designed by architect Sir Norman Foster and opened in April 2004 with St Andrew Undersh...

England, London, The Swiss Re building 30 St Mary Axe, alternatively known as the Gherkin, commercial skyscraper designed by architect Sir Norman Foster and opened in April 2004 with St Andrew Undersh...

England, London, The Swiss Re building 30 St Mary Axe, alternatively known as the Gherkin, commercial skyscraper designed by architect Sir Norman Foster and opened in April 2004.

England, London, The Swiss Re building 30 St Mary Axe, alternatively known as the Gherkin, commercial skyscraper designed by architect Sir Norman Foster and opened in April 2004.

England, London, The Swiss Re building 30 St Mary Axe, alternatively known as the Gherkin, commercial skyscraper designed by architect Sir Norman Foster and opened in April 2004.

Spain, Catalonia, Barcelona, Torre Andreu, La Rotunda building, Avenida Tibidabo, Architect Adolf Ruiz I Casamitjana, restored 2016.

Ireland, County Meath, Kells, The Tower of Lloyd also known as the Spire of Lloyd, an inland lighthouse folly on the summit of the Commons of Lloyd.

Ireland, County Meath, Kells, The Tower of Lloyd also known as the Spire of Lloyd, an inland lighthouse folly on the summit of the Commons of Lloyd.

Ireland, County Meath, Kells, The Tower of Lloyd also known as the Spire of Lloyd, an inland lighthouse folly on the summit of the Commons of Lloyd.

Slovenia, Upper Carniola, Kranj, Plecniks Arcade and fountain.