On November 9, 1975, the Great Lakes freighter Edmund Fitzgerald left port from Superior, Wisconsin, bound for Detroit's Zug Island with a load of 26,000 tons of iron ore pellets.

The day was relatively warm and the waters of Lake Superior calm.

By the evening of the next day, November 10, the Edmund Fitzgerald's crew of 29 men were all killed, the ship at the bottom of Lake Superior amid a raging storm.

In the 50 years since this tragedy, the last major maritime disaster on the Great Lakes, much was learned about that fateful voyage. But mysteries remain.

What sank the Edmund Fitzgerald? Examining the theories

Modern technology provides the ability to learn more definitively what sank the Edmund Fitzgerald - if the restrictions over. Read the story

How that 1975 storm reached its

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