According to Guinness World Records, the most expensive object on Earth is the Itaipu hydroelectric dam. The dam was constructed from 1971 to 1984 between Brazil and Paraguay on the Paraná River.

Here is a look at some of the priciest grocery store chains in America ... has earned a reputation for boasting some of the most expensive groceries in the country. But while it's now known ...

Almas caviar might be the most expensive food in the world, clocking in at $34,500 USD per kilogram. It's really expensive because it's rare and is sourced exclusively from the Iranian Beluga ...