Poland, Warsaw, Old Town, Plac Zamkowy, King Sigismund III Column with crowds of tourists seen from St Anne's tower.

Poland, Warsaw, Old Town, Plac Zamkowy, King Sigismund III Column with crowds of tourists seen from St Anne's tower.

Poland, Warsaw, Old Town, Plac Zamkowy, King Sigismund III Column with crowds of tourists seen from St Anne's tower.

Thailand, Sukothai, Head and shoulders of seated Buddha, and tower in the background, silhouetted against sunset sky, Wat Mahathat Royal Temple.

England, London, Saint Margaret Pattens church and street cafe in Rood Lane with The Walkie Talkie Building in background.

England, London, The Walkie Talkie Building viewed above the rooftops of offices in Great Tower Street.

England, London, The Walkie Talkie Building viewed above the rooftops of offices in Great Tower Street.

England, London, The view along the River Thames to the HMS Belfast and Tower Bridge.

England, London, Tower Hamlets, Rembrance Red poppies and crosses at the Tower.

England, London, Tower Hamlets, Tower of London red ceramic poppy art installation by artists Paul Cummins and Tim Piper titled Blood Swept Lands of Seas of Red in the moat commemorating 100 years sin...

USA, New York, Manhattan, World Trade Center and financial district illuminated at night.

USA, New York, Manhattan, World Trade Center and financial district illuminated at night.