PFH1169578: Morocco: Detail of a carved and painted architectural frieze, 14th century. / Bridgeman Images

PFH1169789: China: Emperor Guangwu (r.25-57 CE), fifth emperor of the Western Han Dynasty (206 BCE-9 CE). / Bridgeman Images

PFH1169824: China: Ten Thousand Buddha Pagoda, Du Fu Caotang (Du Fu's Thatched Cottage), Chengdu, Sichuan Province / Bridgeman Images

PFH1169825: China: Bell in the Ten Thousand Buddha Pagoda, Du Fu Caotang (Du Fu's Thatched Cottage), Chengdu, Sichuan Province / Bridgeman Images

PFH1168637: China: Chen Yi (August 26, 1901 - January 6, 1972), Chinese communist military commander and politician / Bridgeman Images

PFH1168654: China: Wu Zetian ( 624-705), Empress Regnant of the Zhou Dynasty (690-705). / Bridgeman Images

PFH1168669: Vietnam: Detail at the Tomb of Emperor Dong Khanh, Hue / Bridgeman Images

PFH1168705: Thailand: Chinese pavilion, Vimanmek Mansion, Dusit Park, Bangkok / Bridgeman Images

PFH1168709: Thailand: Vimanmek Mansion, Dusit Park, Bangkok / Bridgeman Images

PFH1168727: China: A French expedition and porters cross a ravine in Yunnan Province, as sketched by Louis Delaporte in Febraury 1868. / Bridgeman Images

PFH1168739: China: The view as seen by a French expedition after crossing the Kin-cha Kiang River from Yunnan en route to Dali via Szechuan (Sichuan) province in 1868. / Bridgeman Images

PFH1168749: China: A French expedition came across this hamlet overlooking A Yunnan valley en route to Ta-kouan in 1868. / Bridgeman Images

PFH1168775: Laos/ Cambodia: Sculpted figures on a rock at Wat Phu, a 10th-century Khmer temple situated in what is now the Champasak region of southern Laos. / Bridgeman Images

PFH1168797: China: A Chinese chieftain on horseback asks local peasants about the route from Zhaotong to Ta-kouan, illustrated by French expeditioner Louis Delaporte in 1868. / Bridgeman Images

PFH1168811: China: Emperor Jianwen, 2nd ruler of the Ming Dynasty (r. 1398-1402). / Bridgeman Images

PFH1168820: China: Emperor Hongxi, 4th ruler of the Ming Dynasty (r. 1424-1425). / Bridgeman Images

PFH1168827: China: Emperor Xuande, 5th ruler of the Ming Dynasty (r. 1425-1435). / Bridgeman Images

PFH1168848: China: Emperor Hongzhi, 10th ruler of the Ming Dynasty (r. 1487-1505). / Bridgeman Images

PFH1168870: China: Empress Xiaoyizhuang, consort of the 13th Ming Emperor Longqing (r. 1567-1572). / Bridgeman Images

PFH1168878: China: Empress Xiaoduanxian (died 1620), consort of the 14th Ming Emperor Wanli (r. 1572-1620). / Bridgeman Images

PFH1168889: China: Emperor Chongzhen, 17th ruler of the Ming Dynasty (r. 1627-1644). / Bridgeman Images

PFH1168904: Thailand/ Laos: A mandarin of Khemarat in present-day Thailand, redrawn from an 1867 sketch by French expeditioner Louis Delaporte. / Bridgeman Images

PFH1168942: Laos: A French expedition arrives at Ban Bouncang on the Mekong River in southern Laos in March 1867. In this sketch, porters unload cargo and merchandise while one of the commission, Mr Garnier (bottom right), prepares a telescope to observe a lunar ecli / Bridgeman Images

PFH1168968: Laos: The library adjoining a Buddhist pagoda in Laos, as encountered by a French expedition c. 1867. / Bridgeman Images

PFH1168971: India: An entrance or gopura to the Vitthala Temple, Hampi, Karnataka State / Bridgeman Images

PFH1169001: India: A shrine dedicated to Garuda in the shape of a chariot, Vitthala Temple, Hampi, Karnataka State / Bridgeman Images

PFH1168994: Laos: A view of the Mekong River near Ban Coksay, south of Luang Prabang, illustrated by French expeditioner Louis Delaporte in 1867. / Bridgeman Images

PFH1169007: China: Yuhuang Dadi, the 'Jade Emperor', supreme deity of Daoism. / Bridgeman Images

PFH1169082: India: A watch tower at the Zenana Enclosure, Hampi, Karnataka State / Bridgeman Images

PFH1169057: China: Emperor Taizong's visit to hell (painting) / Bridgeman Images

PFH1169139: China: Tonghaimen (South Gate), Old City, Dali, Yunnan / Bridgeman Images

PFH1169065: China: Shangguan Wan'er (664-710), imperial consort of Emperor Zhongzong of Tang (705-710). / Bridgeman Images

PFH1169142: China: Tonghaimen (South Gate), Old City, Dali, Yunnan / Bridgeman Images

PFH1169081: India: Elephant Stables, Hampi, Karnataka State / Bridgeman Images

PFH1169171: China: Bai man dancing at the Bai music and dance festival at San Ta Si (Three Pagodas), Dali, Yunnan / Bridgeman Images

PFH1169151: China: Jade and handicraft market just off Fuxing Lu, the old city's main street, Dali / Bridgeman Images