Some shoes are worn as safety equipment, such as steel-soled boots which are required on construction sites.
The world's oldest leather shoe, made from a single piece of cowhide laced with a leather cord along seams at the front and back, was found in the Areni-1 cave complex in Armenia in 2008 and is believed to date to 3500 BC.
making it the oldest article of clothing discovered in Scandinavia.
As civilizations began to develop, thong sandals (the precursors of the modern flip-flop) were worn.
This practice dates back to pictures of them in ancient Egyptian murals from 4000 BC.
Roman clothing was seen as a sign of power, and footwear was seen as a necessity of living in a civilized world, although the slaves and paupers usually went barefoot.
A common casual shoe in the Pyrenees during the Middle Ages was the espadrille.
The shoe was then turned inside-out so that the grain was outside.