A defensive wall on the northern border was built and maintained by several dynasties at different times in Chinese history. Its purpose was to defend the China mainland from Mongol and Turkic nomads. |
The Mary Celeste was a 103 foot 282 ton brigantine. Originally built as the Amazon in Nova Scotia in 1861, the ship seemingly had bad luck, and due to numerous negative occurrences had changed hands several times. It became the Mary Celeste in 1869. |
Atlantis, a legend about an advanced island civilization that was destroyed or lost mentioned in Plato's dialogues Timaeus and Critias, in which characters say it was destroyed by an earthquake or a tsunami about 9,000 years before the time in which Plato wrote. |