Overview: Casey and Chris Keefer are on the road to El Dorado to find the lost City of Gold. English
Overview: Casey and Chris Keefer trek into the heart of Alaska to recover a plane that disappeared while carrying two American politicians. The brothers battle the elements as they attempt to solve the 47-year-old mystery.
Overview: Chris and Casey Keefer travel to Ecuador to find a colony of giants. The brothers trek through the jungle, searching high and low for clues leading to the lost civilization.
Overview: It is rumored that a secret society was responsible for emptying the Confederate treasury of 9,000 pounds of gold and silver after the Civil War; now, Chris and Casey Keefer head into the Virginia hills to find the vanished Confederate treasure.
Overview: Casey and Chris Keefer trek through snow, slot canyons and rugged terrain in pursuit of a legendary Aztec treasure said to be hidden in the mountains of Utah.
Overview: In upstate New York, Chris and Casey Keefer try to track down the lost fortune of mobster Dutch Schultz; the brothers use Schultz's final words and newspaper articles to guide them to where the notorious gangster may have buried his treasure.
Overview: Casey and Chris Keefer head to southwest Florida in search of the long-lost loot of pirate José Gaspar; the brothers leave no stone unturned as they hunt for the $30 million treasure said to be hidden somewhere along the coast.
Overview: Casey and Chris Keefer go on the hunt for a legendary silver mine said to be worth tens of millions of dollars; a cryptic journal leads the brothers into the wilds of Kentucky before sending them out West in search of the long-lost treasure.