Around the world in 80 mysteries

Join Grant and Christina on a journey to the top of the world Mount Everest along with their two Sherpa friends as they try to reach the summit, but someone else is trying to make sure they do not make the climb.

Mimi, Papa, Grant, and Christina fly over the sunny sands of the desert and land in the middle of a mystery that takes them back to the times of the ancient Egyptians! The action begins in cairo, takes them aboard spitting camels, down the famous Nile River, and into too many tombs to count! A mummy goes missing... there's a curse, of course... and they are being followed by a mad archaeologist in search of a missing pyramid he believes the children have stolen. Only by following hieroglyph cluesdo they have any chance at all of solving the mystery and saving themselves from becoming mummies!.

Mimi, Papa, Grant, and Christina become embroiled in a mystery in Egypt that involves a missing pyramid.

Christina, Grant and their two friends join their parents on a trip to Australia, and find themselves in the middle of a mystery in Sydney involving mysterious men with Loch Ness monster tattoos.

Mimi, Papa, Cristina, and Grant find a series of clues that helps them to discover where a stolen statue from the Louvre Museum in Paris might be hidden.

Christina and Grant must endure scary statues, mysterious monks, breathtaking cold, and sabotage in their efforts to help Uncle Mike and his friend reach the summit of Mount Everest.

Christina and Grant travel to South Africa with their grandparents and become embroiled in a safari-style mystery involving a missing white lion.

Grant, Christina, and their new friend Sam embark on a great adventure in the Amazon rainforest, where they meet a native boy who helps them through a maze of ancient ruins, where they find a new mystery to solve.

Christina, Grant, and their friends join their parents on a trip to China, and find themselves in the middle of a mystery involving the Great Wall.

Follows Mimi, Papa, Christina, and Grant as they solve the mystery of the curse of ancient Acropolis.