The world’s most expensive substances command their prices for very different reasons. Some, like rare gemstones, are ...

Take a jaw‑dropping tour through 25 of the most expensive things ever created, where price tags reach into the stratosphere ...

Some items are too exclusive to put a price tag on. Instead, these works are sold at high-end auctions, ultimately purchased for sums unimaginable to most people. For example, in July 2025, the ...