Sydney Opera House, Sydney, Australia. It was conceived and largely built by Danish architect Jrn Utzon, who in 2003 received the Pritzker Prize, architecture’s highest honour. The Opera House was made a UNESCO World Heritage Site. It is one of the world’s most distinctive 20th century buildings, and one of the most famous performing arts centres in the world.
Gate of Angkor Thom, Cambodia. Angkor Thom means "the great city" in Khmer. The 12th-century royal Buddhist city is especially famed for its grand Bayon Temple. The city of Angkor Thom was founded by Angkor's greatest king, Jayavarman VII (reigned 1181-1219). At its height, Angkor Thom may have governed a population of one million people in the surrounding area.