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Rita 3 year s ago
#15 Off a lawn mower, used to adjust wheel height.
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Harriet 3 year s ago
#18 I'm pretty sure is for testing the "Going" (Soft, Good, Firm) on grass Racecourses
"What are these holes in the ground for? They are in the entryway to the Roman amphitheater in Pompeii"
A: "It is absolutely for a fence to create a separate pathway for workforce and, I would assume, people who get to pass by the crowds of plebians. Same system is often used today."