Gladiatorial combats took place in an amphitheater, an oval, open aired structure. The Colosseum is the largest of these "arenas". There were many others throughout the empire.
"54-40 or Fight" was a campaign slogan used in 1840s by American President James K. Polk. It was a set of coordinates, regarding the Oregon Territory on the West Coast of North America. 54-40 was...