PFH1165162: Cambodia: Norodom Sihanouk, ruler of Cambodia and sometime king, in Beijing c.1970. / Bridgeman Images

PFH1165182: Sri Lanka: Kandyan chiefs with the British Governor of Ceylon, 1905. / Bridgeman Images

XOS1165192: A view from space of sand dunes in Rub' al Khali, 'the Empty Quarter' in Arabic, a vast and arid desert encompassing most of the southern third of the Arabian Peninsula (colour photo) / Bridgeman Images

PFH1165193: Cambodia: Heng Samrin, Chairman of the National Assembly of Cambodia since 2006. / Bridgeman Images

PFH1165231: Cambodia: Singha or lion statues in the Silver Pagoda compound, Royal Palace and Silver Pagoda, Phnom Penh / Bridgeman Images

PFH1165234: Cambodia: The Royal Palace and Silver Pagoda complex, Phnom Penh / Bridgeman Images

PFH1165251: Indonesia: A waterfall on a volcano side in Java. Watercolour by the German scientist and traveller Ernst Haeckel, c. 1882. / Bridgeman Images

PFH1165264: Indonesia: A family house and rice granary in the Padang uplands of Sumatra. Photography by Ernst Haeckel, early 20th century., Haeckel, Ernst (1834-1919) / Bridgeman Images

PFH1165268: Sri Lanka: Catholic Karava flag, Kingdom of Kotte, 16th century / Bridgeman Images

PFH1165272: Sri Lanka: Nillu bushes and hanging bamboo in the highlands of Sri Lanka. Watercolour by the German scientist and traveller Ernst Haeckel, c.1882. / Bridgeman Images

PFH1165274: Sri Lanka: At World's End in the Central Highlands. Watercolour by the German scientist and traveller Ernst Haeckel, c.1882. / Bridgeman Images

PFH1164476: Turkey: Illuminated folio from an Ottoman dua kitabi or 'prayer book' (1845). Al-Masjid al-Nabawi or the Mosque of the Prophet at Medina. / Bridgeman Images

PFH1164477: Turkey: Illuminated folio from an Ottoman dua kitabi or 'prayer book' (1845). Representation of the Dome of the Rock or Qubbat As-Sakhrah, Jerusalem or Al-Quds. / Bridgeman Images

PFH1164527: Thailand: Ethnic handicrafts and jewellery for sale at the Sunday Walking Street market in Chiang Mai, northern Thailand / Bridgeman Images

PFH1164532: Thailand: A woman takes a drink of water with a bamboo ladle from a traditional earthenware drinking pot, Bo Sang Umbrella Village, Chiang Mai / Bridgeman Images

PFH1164539: Brazil: A Cotton Carrier. From Henry Koster's 1816 volume, 'Travels in Brazil' / Bridgeman Images

PFH1164549: China: Sakyamuni Buddha teaching. Zhang Shengwen, Yunnan, 1173-1176 CE / Bridgeman Images

PFH1164551: Indonesia: Colour lithograph of the eruption of Krakatoa (Krakatau) volcano in 1883 / Bridgeman Images

PFH1164552: China: Bactrian camels and rider near Lake Karakul on the Karakoram Highway, Xinjiang / Bridgeman Images

PFH1164558: USA: Dracaena cinnabari (Dragon's Blood Tree of Socotra / Suqutra Island), Koko Crater Botanical Garden, Hawaii / Bridgeman Images

PFH1164569: Laos: The huts of the missionaries in Muong Ngan / Bridgeman Images

PFH1164581: Thailand: An elephant pulling a teak log, Chiang Rai / Bridgeman Images

PFH1164583: Thailand: Lead bullock of a bullock caravan near Chiang Mai / Bridgeman Images

PFH1164590: Laos: The village of Muong Nhiam / Bridgeman Images

PFH1164607: Indonesia: Artjoeno Mountains near Pasoeroean, eastern Java, late 18th century / Bridgeman Images

PFH1165048: Cambodia: Signed photograph of Norodom Sihanouk, King of Cambodia, c.1952. / Bridgeman Images

PFH1165050: Cambodia: Princess Norodom Bopha Devi of Cambodia was born on January 8, 1943 in Phnom Penh. / Bridgeman Images

PFH1164615: Middle East: Arabs at prayer. Vlas Mikhailovich Doroshevich, 1905 / Bridgeman Images

PFH1164619: Yemen: Socotra Island (Suqutra Island), Dixsam Plateau / Bridgeman Images

PFH1164622: Yemen: Socotra Island (Suqutra Island), Hawk cave in Hala, East of Socotra island / Bridgeman Images

PFH1164624: Yemen: Socotra Island (Suqutra Island), Hawk cave in Hala, East of Socotra island / Bridgeman Images

PFH1164631: Russia: Vlas Mikhail Doroshevich (1865-1922), traveller, writer and photographer in Asia and the Far East / Bridgeman Images

PFH1164637: Thailand: Elephants stacking teak logs at the Thai Elephant Conservation Centre in Lampang, northern Thailand / Bridgeman Images

PFH1164640: Thailand: Wat Si Sanphet, Ayutthaya Historical Park / Bridgeman Images

PFH1164644: Thailand: Wat Si Sanphet, Ayutthaya Historical Park / Bridgeman Images

PFH1164645: Thailand: Wat Si Sanphet, Ayutthaya Historical Park / Bridgeman Images