20
20
– Location: Giza, Egypt – Dates from: ~2550 to 2490 BC
19
– Location: Rome, Italy – Dates from: 72 AD
18
– Location: Rome, Italy – Dates from: 7th Century BC
17
– Location: Campania, Italy – Dates from: ~8th Century BC
16
– Location: Peru, South America – Dates from: ~15th to 16th Century BC
15
– Location: Wiltshire, England – Dates from: ~3000 to 2000 BC
14
– Location: Athens, Greece – Dates from: 447 – 432 BC
13
– Location: Yucatan, Mexico – Dates from: ~600 AD
12
– Location: Northern China – Dates from: ~3rd Century BC
11
– Location: Agra, India – Dates from: 1631 AD
10
– Location: London, England – Dates from: 1066 AD
9
– Location: North Bimini, Bahamas – Dates from: Unknown
8
– Location: Urfa, Turkey – Dates from: ~9000 BC
7
– Location: Puebla, Mexico – Dates from: ~2000 years ago
6
– Location: Ohio, United States – Dates from: ~800BC to 1070 AD
5
– Location: West Java, Indonesia – Dates from: Up to 28,000 years ago
4
– Location: Gozo, Malta – Dates from: ~3600 to 2500 BC
3
– Location: Angkor, Cambodia – Dates from: ~12th Century AD
2
– Location: Jordan – Dates from: 2000+ years ago
1
– Location: Central Province, Sri Lanka – Dates from: ~5th Century AD