What are UFOs? Are they real? What do they look like? Have aliens visited Earth? Explore these questions and read "The Valley of the Zombies," a thrilling story about aliens invading Earth.
Describes some of the most amazing and intriguing places on Earth. In The Lost Tribe, Mike and Ted are forced to land their hot air balloon on a mysterious island.
Near the town of Cardiff, New York, two men made an amazing discovery. What they found would cause a lot of arguments. It would also make a lot of money for its owners.