PFH1182873: China: The gate house of Qianmen (Front gate), also known more correctly as Zhengyangmen, situated to the south of Tiananmen Square, Beijing / Bridgeman Images

PFH1182881: China: A child is paraded on an elaborately decorated palanquin in front of the Bell Tower (Zhonglou), Beijing / Bridgeman Images

PFH1173270: Cambodia: Angkor Wat from the air, including the moat and the central quincunx or five towers representing Mount Meru, the Hindu abode of the Gods / Bridgeman Images

PFH1173306: Vietnam / France: Marie Joseph Francois (Francis) Garnier (1839 - 1873), French imperialist and explorer / Bridgeman Images

PFH1173338: China: Tujia woman selling flower tiaras at the North Gate Tower, Fenghuang, Hunan Province / Bridgeman Images

PFH1173339: China: Early morning on Fenghuang's misty Tuo River, Fenghuang, Hunan Province / Bridgeman Images

PFH1173349: Vietnam / France: The French ship 'Pluvier' engages the Vietnamese defences at Nam Dinh with her masthead-mounted revolving canon, 26 March 1883 / Bridgeman Images

PFH1173355: Vietnam: A French officer of the topographical service, Tonkin Campaign, 1884 / Bridgeman Images

PFH1173360: China: Old wooden houses along the banks of the Tuo River, Fenghuang, Hunan Province / Bridgeman Images

PFH1173391: China: North Gate Tower, Fenghuang, Hunan Province / Bridgeman Images

PFH1173394: China: Embarkation of mules on the Lancang (Upper Mekong) at Notcha Tian-pi, west of Pu'er, c. 1895 / Bridgeman Images

PFH1173408: China: Compressed brick tea or 'zhuancha' from southern Yunnan, scored for breaking into smaller pieces / Bridgeman Images

PFH1173422: China: Poster shop next to the Tuo River, Fenghuang, Hunan Province / Bridgeman Images

PFH1173428: China: Stepping stones and wooden bridge across the Tuo River, Fenghuang, Hunan Province / Bridgeman Images

PFH1173451: China: Pilgrims circumambulate the monastery while spinning the prayer wheels, Labrang Monastery, Xiahe, Gansu province / Bridgeman Images

PFH1173456: China: A Tibetan pilgrim at Labrang Monastery, Xiahe, Gansu province / Bridgeman Images

PFH1173460: China: Elaborate doorway at Labrang Monastery, Xiahe, Gansu province / Bridgeman Images

PFH1173484: China: Window at Labrang Monastery, Xiahe, Gansu province / Bridgeman Images

PFH1173487: China: Labrang Monastery, Xiahe, Gansu province / Bridgeman Images

PFH1173495: China: The Mogao Caves near Dunhuang, Gansu Province / Bridgeman Images

PFH1173503: China: Chinese tourists on the singing sand dunes of Mingsha Shan (Mingsha Hills) in the Kumtagh Desert, Gansu Province / Bridgeman Images

PFH1173528: India: The Church of the Sacred Heart of Jesus, Pondicherry / Bridgeman Images

PFH1173537: India: Tea shop, Pondicherry / Bridgeman Images

PFH1173637: China: Ruins at Yarkhoto or Jiaohe Gucheng (Jiaohe Ancient City), near Turpan, Xinjiang / Bridgeman Images

PFH1173667: Vietnam: Pottery vase, Sa Huynh Culture, circa 2,500 - 2,000 years BCE / Bridgeman Images

PFH1173697: Cuba: A study by Constantino Arias entitled 'Ugly American' showing an American tourist in 1950s Batista-era Cuba / Bridgeman Images

PFH1173736: Laos: Revolutionary Socialist realist-style political poster on the streets of Vientiane / Bridgeman Images

PFH1173825: Vietnam / Cambodia: A Viet (Kinh) Deputy Governor of Cambodia, c. 1828, during the reign of Nguyen Dynasty Emperor Minh Mang (r.1820-1841) / Bridgeman Images

PFH1173253: Vietnam: Franco-Dutch map of Indochina, c.1760. The Paracels Islands, disputed between Vietnam and China, are depicted close to the Vietnamese coast / Bridgeman Images

PFH1173259: China: Mist hangs over Hong Qiao Bridge, Fenghuang's famed covered bridge / Bridgeman Images

PFH1173262: China: Mist hangs over Hong Qiao Bridge, Fenghuang's famed covered bridge / Bridgeman Images

PFH1173273: Sir Richard Francis Burton, 1821-1890 / Bridgeman Images

PFH1173889: USA: A small American flag stands up against the Vietnam Veterans Memorial wall, Washington DC, 2010 / Bridgeman Images

PFH1173927: Cambodia: The main tower in the central sanctuary, Bakong temple, Roluos Complex, Angkor / Bridgeman Images

PFH1173299: Vietnam: Tonkin Capaign - A French marine infantryman in Tonkin, 1883 / Bridgeman Images

PFH1173357: China: Hong Qiao Bridge by night, Fenghuang's famed covered bridge, Fenghuang, Hunan Province / Bridgeman Images