7 Mysterious Underwater CitiesFrom mysterious building found at the bottom of a lake left for centuries to cities which were only previously thought to exist in the realms of fantasy to a...Russian A ... 
Decoding the Antikythera Mechanism The 2000 Year-Old ComputerMore than 21 centuries ago, a mechanism of fabulous ingenuity was created in Greece, a device capable of indicating exactly how the sky would look for decade. What do yo ... 
5 National Park Disappearances & Deaths That Remain UnsolvedDisappearances that take place in forests or National Parks often leave investigators with many challenges, because searching miles and miles of dense woodland makes fin ... 
