The Colosseum

3. The massive stone structure used to stage gladiator and animal contests for the amusement of Romans
5. The location of the quarry where the travertine stone used to build the arena originated
7. Nero's personal estate that used to sit on the land where the colosseum is now
10. The massive cloth awning that could be extended over the arena to provide shade on hot days
11. The standard measurement of the Roman Empire that usually measured 11.5 modern inches
12. outdoor bathroom features that featured running water and were public
13. semi-circular architectural features that the Romans used to cap entry ways and as support structures in their designs
15. The type of stone that much of the arena is made out of
16. People that are viewed as the property of others and not free to do what they want
17. The Roman emperor that had built a massive complex on the land starting in C.E. 64 underneath where the colosseum was eventually built

1. The Roman emperor that came to power in C.E. 69 and tried to regain the people's trust in government after a string of corrupt emperors
2. Calcium oxide made from heated limestone that was used as the cement in Roman concrete
4. The working part of the arena that was underneath the floor, filled with laborers, machines, and animals to create the spectacle in the colosseum
6. Slave athletes that were highly trained in the martial arts that were used to entertain Romans in the arena
8. The cementitious mixture that the foundations of the colosseum are constructed from
9. The Roman emperor that finished the colosseum and dedicated it in C.E. 80
12. The water feature at Nero's Golden Palace that was drained to accommodate the construction of the colosseum
14. The people of Rome that the colosseum was designed to entertain
16. The best qualified to operate the vela because the design of the vela was based on how the sails of Roman naval vessels worked