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During an extended winter cold snap a hardened crust of ice can accumulate over parts of the falls. The phenomenon has been known as the «ice bridge. Niagara Falls gets cold every year. The average temperature in Niagara Falls in … Sigue leyendo →

Did you know that … the engines of the Titanic were attached directly to long shafts which drove the propellers.  There were three, one for each engine; the outer (or wing) propellers were the largest, each carrying three blades of … Sigue leyendo →