This site's lighting at night is switched to gold whenever a jurisdiction abolishes the death penalty. The Colossus of Nero was located near this building, whose hypogeum is an underground network of 
This site's lighting at night is switched to gold whenever a jurisdiction abolishes the death penalty. The Colossus of Nero was located near this building, whose hypogeum is an underground network of tunnels and cages used to house (*) slaves. Its construction began under Vespasian, and it was sometimes partially filled with water for mock naval battles. For 10 points, name this large arena in Rome that featured gladiator combat.
This site's lighting at night is switched to gold whenever a jurisdiction abolishes the death penalty.
Roman Colosseum (accept Flavian Amphitheater)