PFH1167970: Cambodia: Banteay Kdei, Angkor / Bridgeman Images

PFH1167998: Cambodia: Unrestored chedi atop Phnom Udong, Udong / Bridgeman Images

PFH1167741: Sri Lanka: Fisherman at Nuwara Wewa, Anuradhapura / Bridgeman Images

PFH1167747: Sri Lanka: Frieze of 'The Lovers', Isurumuniya temple museum, Anuradhapura / Bridgeman Images

PFH1168018: Nigeria: Bronze head of a queen, Benin Kingdom, 16th-18th centuries. / Bridgeman Images

PFH1165026: Sri Lanka: Scene at a Buddhist temple in Sri Lanka, 1929. / Bridgeman Images

PFH1165116: Cambodia: Keo Meas (1926 - 1976, centre) was a Cambodian communist politician and a leading figure within the United Issarak Front. / Bridgeman Images

PFH1165223: Central Asia: Siyah Kalem School, 15th century: Two Chinese-inspired figures, possibly Daoist immortals. / Bridgeman Images

PFH1165260: Indonesia: Singkarak Lake or Danau Singkarak, Padang, Sumatra. Watercolour by the German scientist and traveller Ernst Haeckel, c.1882. / Bridgeman Images

PFH1165265: Indonesia: Marapi Volcano in the Padang Highlands, Sumatra. Watercolour by the German scientist and traveller Ernst Haeckel, c.1882. / Bridgeman Images

PFH1165322: Cambodia: Door detail on the Preah Thineang Dheva Vinnichay (Throne Hall), Royal Palace and Silver Pagoda, Phnom Penh / Bridgeman Images

PFH1165359: Thailand: Wat Changkam, Wiang Kum Kam, Chiang Mai / Bridgeman Images

PFH1165347: Cambodia: Sinners are taken to hell by devils, Heaven and Hell bas-relief sculpture gallery, Angkor Wat / Bridgeman Images

PFH1165381: Thailand: Wat Thatkhao, Wiang Kum Kam, Chiang Mai / Bridgeman Images

PFH1165396: Thailand: Wat E-Kang, Wiang Kum Kam, Chiang Mai / Bridgeman Images

PFH1165399: Thailand: Wat Pupia, Wiang Kum Kam, Chiang Mai / Bridgeman Images

PFH1165406: Thailand: Wat Pupia, Wiang Kum Kam, Chiang Mai / Bridgeman Images

PFH1165421: Cambodia: The main tower of Angkor Wat's quincunx main sanctuary / Bridgeman Images

PFH1165371: Thailand: Wat Nanchang, Wiang Kum Kam, Chiang Mai / Bridgeman Images

PFH1165388: Thailand: Wat Chedi Liem, Wiang Kum Kam, Chiang Mai / Bridgeman Images

PFH1165495: India: Bombay, 'The West Side of Bombay Green', 1772. / Bridgeman Images

PFH1165413: Cambodia: Apsaras (Celestial Nymph) adorn Angkor Wat / Bridgeman Images

PFH1165603: Cambodia: The central sanctuary, the Bayon, Angkor Thom / Bridgeman Images

PFH1165502: India: 'The South View of Surat Castle' 1722. / Bridgeman Images

PFH1165858: Thailand: Young girl floating a krathong on the moat in Chiang Mai's old town, Loy Krathong Festival / Bridgeman Images

PFH1165888: Thailand: Fireworks over Sukhothai Historical Park during the annual Loy Krathong festival. / Bridgeman Images

PFH1165644: Burma / Myanmar: A Tai Dam couple in ethnic dress. The Shan text identifies them as [Tai] Lam, as does the the Burmese. Both man and woman wear black turbans, while the man smokes a pipe. / Bridgeman Images

PFH1167209: Thailand: View from inside the City of Chiang Mai towards a city gate. From Le Tour Du Monde (Paris), 1885. / Bridgeman Images

PFH1167198: Thailand: Traditional Akha housing, Ban Huai Kee Lek, Chiang Rai Province, Northern Thailand / Bridgeman Images

PFH1167184: Thailand: Traditional Akha housing, Ban Huai Kee Lek, Chiang Rai Province, Northern Thailand / Bridgeman Images

PFH1167225: Thailand: A copy of the Emerald Buddha in the Ubosot (bot), Wat Phra Singh, Chiang Mai / Bridgeman Images

PFH1167235: Cambodia: Buddhist monks of the Dhammayutikanikay order gather in front of the Silver Pagoda in Phnom Penh in 1924. / Bridgeman Images

PFH1167248: Cambodia: A 1929 photograph of a rehearsal of the Khmer Royal Ballet at the Chanchay Pavilion in Phnom Penh. / Bridgeman Images

PFH1167276: China: Bridge across the Wenxian He, Ganxu, c. 1900. / Bridgeman Images

PFH1167291: Thailand: Wat Phra Si Rattana Mahathat Chaliang at sunset, Si Satchanalai Historical Park / Bridgeman Images

PFH1167295: Thailand: Buddha, Wat Phra Si Rattana Mahathat Chaliang, Si Satchanalai Historical Park / Bridgeman Images