Horseshoe to the modern hoof boot. Historians differ on the origin of the horseshoe. Because iron was a valuable commodity, and any worn out items were generally reforged and reused, it is difficult to locate clear archaeological evidence. Although some credit the Druids, there is no hard evidence to support this claim. In 1897 four bronze horseshoes with what are apparently nail holes were found in an Etruscan tomb dated around 400 B.C. The assertion by some historians that the Romans invented the "mule shoes" sometime after 100 BC is supported by a reference by Catullus who died in 54 BC.
Golden Horseshoe the third largest in the region for passenger volume. Within driving distance are Buffalo Niagara International Airport, in Cheektowaga, New York, in the United States. Buffalo Niagara carries the second largest passenger volume in the region, serving over 4.7 million passengers in 2014. It is frequently used by Canadian passengers flying to U.S. destinations. Population figures are from the 2016 census. The census metropolitan areas listed below are within the Greater Golden Horseshoe. Not all land within the Greater Golden Horseshoe is part of a Census Metropolitan Area; some Census Metropolitan Areas are partly in the Golden Horseshoe and partly