Mexico: Student accidentally discovers lost Mayan city in the depths of the jungle
The city is home to amphitheatres, dams, public buildings and temples - It is estimated that it was home to more than 30,000 inhabitants
British submarine of World War II found in great depth in the Icarian Sea (photos)
The discovery of HMS TROOPER solves a decades-old mystery and helps bring closure to the families of the victims - The submarine's latest special secret
A submersible uncovered “secret structures”, then it vanished under Antarctic waters
What happened to the sub when it disappeared beneath the icy depths?