Bermuda Triangle (Unsolved)

Who Was Marco Polo?

Loch Ness Monster (Unsolved)

Amundsen, the polar explorer

Pyramids of Egypt (Unsolved)

The discovery of America

Bigfoot (Unsolved)

Timelines of Everything: From woolly mammoths to world wars

Amazing Immortals: A Guide to Gods and Goddesses Around the World

What Was the Lewis and Clark Expedition?

Escape from Alcatraz (Unsolved)

The Story of Sacajawea: Guide to Lewis and Clark

Battlefield Ghosts (True Hauntings #2)

Stolen History: The truth about the British Empire and how it shaped us

Who Was Ernest Shackleton?

Who Was Ferdinand Magellan?

Who Was Charles Darwin?

Sir Francis Drake

Jacques Cartier

Cher Ami: WWI Homing Pigeon: WWI Homing Pigeon