This is food at a price you've never seen before. Discover what makes these culinary delights some of the most expensive and sought after in the world. 

In Japan, a single bunch of grapes can fetch over $10,000 at auction, meanwhile restaurateurs are willing to pay a whopping $3 million for a single tuna fish. In Italy, uncover why people flock from around the world for a chance to bid on extremely rare truffles. While in Korea, the amount some are willing to spend on a side of beef is truly staggering.

Each episode in this series reveals the process behind what makes this food so valuable. From the harvest or cultivation, to the food's hefty sale, before finally reaching the dinner table.