Colorado Parks & Wildlife Research Library

Explaining that there are gold bars buried in her childhood backyard, Mrs. Rilke asks the Hardy boys to recover the treasure for her when they travel to Lisbon, Portugal.

While going through the possessions of a deceased guest who owed them money, the mistress of the inn and her son find a treasure map that leads them to a pirate's fortune.

The sequel to James Patterson's Treasure Hunters is another hilarious, hair-raising and highly-illustrated adventure for the First Family of Action! Bick Kidd and his globe-trotting siblings Beck, Storm and Tommy may have completed their first treasure hunt after their father was lost at sea, but their kidnapped mother is still in the hands of nasty pirates. Their search for a rescue plan takes them down the Nile river in Africa, where they'll have...

"When Scooby finds an old map, the mystery begins. Ghosts, pizza pies, and buried treasure? Scooby and the gang are on the case!"--Cover.

When she joins her father and several others investigating a strange whirlpool and possible sunken treasure ship off the coast of Baja California, thirteen-year-old Kate is drawn into a centuries-old conflict between Merlin and the evil Vagar.

"I, Geronimo Stilton, was off to the wildest part of Brazil - the Amazon jungle! I ended up on a hunt for a rare crystal treasure, which was stolen from a native tribe in the heart of the forest. I'd encounter alligators, snakes, piranhas, and other dangers on my way. Holey cheese! What an adventure!".

Thirteen-year-old Trixie Belden and her friends search for hidden treasure in a mysterious mansion owned by an old miser.

When the Bear family goes to the seashore, they find a map which they hope will lead them to buried treasure.

Fizz, Leo, and Amir find a treasure chest but after being told the coins inside are worthless, the chest is stolen and their newly-formed Detective Club must stop the thief.