WTF Fun Fact – Yap & Rai

The Micronesian island of Yap is known for its stone money, known as Rai or Fei. They use large doughnut-shaped, carved disks of calcite, some as large as 13 ft in diameter. The rai is still used today for social transactions, such as marriage, inheritance, & political deals. WTF Fun Facts

Source: https://en.wikipedia.org/wiki/Rai_stones

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