Ruh-roh! A haunted howling is coming from the ruins of Machu Picchu. It's up to Scooby-Doo and Mystery Inc. to solve the case. Readers join the gang as they explore the ancient ruins, learn about the Incas who called this city home, and use the clues to silence this mystery once and for all!

Ruh-roh! A haunted howling is coming from the ruins of Machu Picchu. It's up to Scooby-Doo and Mystery Inc. to solve the case. Readers join the gang as they explore the ancient ruins, learn about the Incas who called this city home, and use the clues to silence this mystery once and for all!

Zoinks! Three frightening phantoms are haunting the Pyramids of Giza! It's up to Scooby-Doo and Mystery Inc. to solve the case. Readers join the gang as they explore the pyramids, learn about Giza's ancient people, and use the clues to wrap up this mystery!

Jinkies! A spooky spirit is haunting the buried city of Pompeii. It's up to Scooby-Doo and Mystery Inc. to solve the case. Readers join the gang as they explore the ancient city, learn about the Romans who called Pompeii home, and discover what happened that fateful day that changed everything.

A ghostly face is appearing in the cliff dwellings of Mesa Verde. It has the visitors spooked! It's up to Scooby and Mystery Inc. to solve the case. Readers join the gang as they explore the cliff dwellings, learn about the ancient Anasazi who called these dwellings home, and use the clues to solve the mystery.

Scooby and the gang face their most challenging mystery ever: a plot to unleash the ghost dog Cerberus upon the world. As they race to stop this dogpocalypse, the gang discovers that Scooby has an epic destiny greater than anyone imagined.

Christina and Grant get the chance of a lifetime to visit Peru and the incredible Incan ruins at Machu Picchu. "How did they build these amazing place?" Christina Wonders. Along the way, they meet two Peruvian kids looking for their lost llama, and soon they step into a mystery filled with a terrifying train ride, baffling artifacts, a scary Inca king, and even some splattering, smelly llama spit! Will the find out (or what) is scaring tourists away from the majestic mountain city of Machu Picchu: Read and find out.

Caldecott Honor-winner Ted Lewin takes readers on a thrilling journey to the wilds of Peru in this story of Hiram Bingham, who, in 1911, carved a treacherous path through snake-filled jungles and across perilous mountains in search of Vilcapampa, the lost city of the Incas. Guided the last steps by a young Quechua boy, however, he discovered not the rumored lost city, but the ruins of Machu Picchu, a city totally unknown to the outside world, and one of the wonders of the world.

What's left of Machu Picchu stands as the most significant link to the marvelous Inca civilization of Peru. Now readers can explore these ruins in this compelling Where Is? title. Built in the fifteenth century and tucked away in the mountains of Peru, Machu Picchu was abandoned after the Spaniards conquered the Incan empire in the sixteenth century. It remained hidden until 1911 when Hiram Bingham uncovered the marvelous complex and shared his discovery with the world. Today, hundreds of thousands of people visit the site to climb the 3,000 stone steps, explore the towering monuments, and see the numerous species that call these famous ruins home.