Archaeologists identified the artifact as a caligae, a marching boot worn in the Roman military. Caligae sandals were made of leather and nails, Bettina Tremmel, a Roman archaeologist with the ...

Ancient Roman Footwear Caligae were designed to protect soldiers from blisters and trench foot. This footwear typically had a thick sole consisting of several layers of goat, sheep, or cow skin.