KW3469840: Bled, Upper Carniola, Slovenia. Church of St Martin seen across Lake Bled. Tourists enjoying excursion on boat. / Bridgeman Images

LGM3468235: Forbidden City, Beijing, China (photo) / Bridgeman Images

LGM3468247: Young Chinese girl in employment queue for smart new Beijing shop, Beijing (photo) / Bridgeman Images

LGM3468560: Silk after having been washed is wound onto spools during the Chinese silk process at the Hangzhou Silk Company factory, Hangzhou, Zhejiang Province, China (photo) / Bridgeman Images

LGM3468312: molten glass in bottle making factory, Chengdu, Sichuan, Province China (photo) / Bridgeman Images

LGM3468354: Oil well riggers, Daqing Oil Fields, Heilongjiang Province, China (photo) / Bridgeman Images

LGM3468486: Chinese Muslims in Yinchaun Mosque, Yinchaun, Ningxia Autonomous Region, China (photo) / Bridgeman Images

LGM3468751: Buiding labourer being weighed carrying rubble from building site, Shaoxing, China (photo) / Bridgeman Images

LGM3468859: Yinchuan Lanzhou Railway, Ningxia Hui Province, China (photo) / Bridgeman Images

LGM3468513: Ornamental metal railings with Panda motif, Hangzhou, Zhejiang Province, China (photo) / Bridgeman Images

LGM3468742: Wrapping hemp cord around rice wine containers, Shaoxing, China (photo) / Bridgeman Images

LGM3468424: Coal trucks, Fushun open cast coal mine, Liaoning province, China (photo) / Bridgeman Images

LGM3468544: Chinese tea pickers, Hangzhou Tea Company plantation, Hangzhou, Zhejiang Province, China (photo) / Bridgeman Images

MAE3469583: Rocamadour, Midi-Pyrénées, Lot, France (photo) / Bridgeman Images

MAE3469203: Iglesia San Pedro, Carmona, Andalucía, Sevilla, Spain (photo) / Bridgeman Images

MAE3469230: Torre del Homenaje, Castillo de Almodóvar del Río, Córdoba, Andalucía, Spain (photo) / Bridgeman Images

KW3469721: Barcelona, Spain. Carrer del Bisbe in the Gothic Quarter. / Bridgeman Images

KW3469724: Barcelona, Spain. Window and balcony in Gothic Quarter. Architectural detail. / Bridgeman Images

KW3469787: Cordoba, Cordoba Province, Andalusia, Spain. Interior of La Mezquita, the Great Mosque. The Historic Centre of Cordoba is a UNESCO World Heritage Site. / Bridgeman Images

KW3469801: Appenzell, Appenzell Innerrhoden Canton, Switzerland. Ironwork sign outside Cafe Fassler in Hauptegasse. / Bridgeman Images

KW3469828: Dubrovnik, Dubrovnik-Neretva County, Croatia. The Big Fountain of Onofrio. The old city of Dubrovnik is a UNESCO World Heritage Site. / Bridgeman Images

KW3469744: Barcelona, Spain. Pavilions at the entrance to Parc Güell. Guell Park was designed by Antoni Gaudi and is a UNESCO World Heritage Site. / Bridgeman Images

KW3469819: Caernarfon or Carnarvon or Caernarvon, Gwynedd, Wales, United Kingdom. Caernarfon Castle seen across the River Seiont. It is part of the UNESCO World Heritage Site which includes a group of Castles and Town Walls of King Edward in Gwynedd. Harlech and Beaumaris castles and the castle and fortified complex of Conwy are the other sites in the group. / Bridgeman Images

KW3469799: Appenzell, Appenzell Innerrhoden Canton, Switzerland. Street scene at corner of Hauptgasse and Landsgemeindeplatz. / Bridgeman Images

KW3469749: Tlos, Antalya Province, Turkey. Ruins of the ancient city. Children on road in front of theatre dating from Roman era. / Bridgeman Images

KW3469755: Konya, Konya Province, Turkey. Whirling Dervishes. / Bridgeman Images

KW3469838: Lake Bohinj (Bohinjsko jezero), Triglav National Park, Upper Carniola, Slovenia. Visitors admiring the lake in the early morning at the site of the statue of Zlatorog. Zlatorog is a mythical chamois with golden horns immortalized by German poet Rudolf Baumbach and the writings of Slovenian politician and natural scientist Karel Dežman, also known as Dragotin Dežman and Karl Deschmann. / Bridgeman Images

KW3469754: Konya, Konya Province, Turkey. Whirling Dervishes. Line of dancers in initial stage of ceremony. / Bridgeman Images

KW3469770: Venice, Venice Province, Veneto, Italy. Tourists enjoying gondola ride on canal. / Bridgeman Images

KW3469788: Cordoba, Cordoba Province, Andalusia, Spain. Statue of Averroes, Muslim polymath born in Cordoba 1126, died Marrakech, Morocco, 1198. The Historic Centre of Cordoba is a UNESCO World Heritage Site. / Bridgeman Images

KW3469854: Avignon, Provence-Alpes-Côte d'Azur, France. Palais des Papes and Pont St-Benezet. Palace of the Popes and St. Benezet bridge seen across the Rhône river. The historic centre of Avignon is a UNESCO World Heritage Site. / Bridgeman Images

KW3469860: Rome, Italy. Statue of the Emperor Trajan with Trajan's Forum behind. The Historic Centre of Rome is a UNESCO World Heritage Site. / Bridgeman Images

KW3469850: Avignon, Provence-Alpes-Côte d'Azur, France. Palais des Papes and Pont St-Benezet. Palace of the Popes and St. Benezet bridge. The historic centre of Avignon is a UNESCO World Heritage Site. / Bridgeman Images

KW3469825: Cordoba, Cordoba Province, Andalusia, southern Spain. Interior of La Mezquita, or Great Mosque. The Historical Centre of Cordoba is a UNESCO World Heritage Site. / Bridgeman Images

KW3469735: Hierapolis, Denizli Province, Turkey. Ruins of the ancient city. The northern Roman Gate, also known as the Domitian Gate, or Domitian Arch, or the Frontinus Gate. Hierapolis is a UNESCO World Heritage Site. / Bridgeman Images

KW3469741: Ruins of Aphrodisias, Aydin Province, Turkey. Ruins of the Temple of Aphrodite. / Bridgeman Images