How long do the battles usually last in the Colosseum?

How was la purisima founded? Are there bears in the wind river range? Where does the french broad river start and end? How long is the average sized wall? What is the main source of beach sand? What is the adult daily admission to Universal Studios? When was the pharos lighthouse made? What days does the Louvre not charge entrance fees? What month was the Pyramid of Giza built? Is the Banpo Bridge a beam bridge? Which sea forms part of the southern boundary of Europe? When did Wedgewood Village Amusement Park end? Communication between the white house and the kremlin? What souvenirs do you get from river Ganges? How are the lives of desert nomads different from those of farmers in the wet climates? Is the Caribbean in the Atlantic or the Pacific? How many acres of the amazon has been destroyed? Does the ride stealth go upside down? Who is chamroeun on children of the river? Where is the B And O Railroad Museum in Baltimore Maryland located?