Discovered in 1898, the 200 lb Kensington Runestone is, as the name suggests, a stone covered in runes. What makes this stone so interesting is that it was found in Minnesota, USA. Though the authenticity of this out of place artifact has been hotly debated, if real, the stone provides evidence that in 1362, Scandinavian explorers would have been the “first” to discover the new world, almost 100 years before Columbus.

Some of Our Research:
The story of the Runestone
The hooked X
So much math in such a small message

Somewhere between 100 to 120 AD the 9th Roman legion disappeared from the record books. Were they disbanded, defeated in a fierce battle (if so which one), or absorbed into another legion?

Some of Our Research:
From Livius
Ancient Warfare magazine
Were they really in Holland?

Valley of the Headless Men

A creepy place littered with corpses! A mysterious valley where people wind up missing their heads! And more!
The Short Version
The Long and Fantastic Version

Japanese Suicide Forest

Legend has it that people who hope to end their lives are drawn to the Aokigahara forest at the base of Mt Fuji in Japan. The number of people who have died in the forest is so high that the Government organizing search parties annually, sometimes finding more than 100 bodies.
The Vice article
More images (careful, these could be disturbing)

Canneto di Caronia

A small Italian village began experiencing spontaneous combustion in January 2004. Appliances, furniture, cars, and even water pipes are randomly catching on fire for no discernible reason.
The story
The Volcanoes

Prior to and continuing through WWII, Japanese forces occupied a huge swath of East Asia, from which they looted a fantastic amount of gold, silver and gems. Much of the treasure was shipped to the Philippines for re-shipment to Japan, but as the US Navy encircled Japan shipping became too risky. With allied forces prepared to invade the Philippines, General Tomoyuki Yamashita hatched a plan to hide the treasure from them.

Some of Our Research:
The US government has it
Roxas’ Buddha
From Unsolved Mysteries

Right Click to download the transcript.

After receiving a mysterious page on January 2, 2000, Zebb Quinn cancelled his plans with a friend and drove away, never to be seen again. His car was found two weeks later in a parking lot with lips drawn on the rear window. He has never been found, and despite other suspects, the last person to see him alive was arrested just this year for murdering a Food Network star.

Some of Our Research:
The Wiki
Tons of images
The Internet researches