1. Roman Engineering The physical remains of “the Pax Romana”

2. The Empire at its height, c 250

4. Roman roads

5. Lyons, France

6. Pons Aemilius, 2 nd c. BCE --(Ponto Rotto)

7. 1st century Roman bridge in Vaison, France

8. Pont Du Gard, France 19 BC 31 miles long to city of Nimes, 6 ton stones without mortar

9. Les Ferreres Aqueduct – Cataloni a, Spain Built during reign of Augustus; 9 miles long, almost 90 feet high, with 25 upper arches and 11 lower arches

10. Aqueduct of Segovia, Spain, 50 CE 10 miles long, 24,000 granite blocks w/o mortar; 165 arches 30 ft high

11. The Valens Aqueduct, Constantinople, 368 CE 155 miles, used until the 1200's as water supply

12. Roman Arena in Arles, France 20 BCE 20,000 spectators, used in the 20 th c as arena for bullfights and outdoor concerts

13. The Uthina Ampitheatre, Tunisia 16,000 spectators; fell into ruin with 7 th c. Arab conquest but is currently undergoing renovation

14. Leptis Magna, Libya 56 CE 16,000 spectators; abandoned in 523 & covered by desert sands until about 100 years ago

15. Amphitheater of El Djem, T unisia early 3 rd C. 35,000 spectators (3 rd largest) Stones removed in 17 th c. to build a mosque – Movie Gladiator filmed here

16. Roman theatre of Amman, Jordan 2 nd c. Orientated north to keep sun off spectators; Cut into hillside for excellent acoustics

17. Pula Arena, Croatia 1 st century. 26,000 people (6 th largest) still hosts outdoor concerts

18. The Colosseum, Rome 80 CE 50,000 spectators, 80 entrances

20. The Pantheon, Rome 125 CE

22. Arch of Caracalla at Volubilis (Morocco) 211 CE

23. The Arch of Constantine, 315 CE

24. Baths of Caracella

25. Sewers of Rome

26. A street in Pompeii

27. Hadrian’s Wall, 128 CE

28. Model of a Roman crane

29. An early codex