She's Yapping About Money! Yap Island produced the world's largest and heaviest coinage, most commonly referred to as "Fei" or "Rai", considered sacred amongst the local people. The largest examples are in excess of 12 feet in diameter, weighing about 2 tons. Due to their excessive size, the larger stones often traded ownership without physically being moved and would remain in place as it became common knowledge among the inhabitants that it now belonged to a new owner. As there is no large sou