Understanding the Inventions That Changed the World.  Episode 6,  Roman Arches - Aqueducts and the Colosseum. 

 - 1 online resource (streaming video file) (28 minutes):  digital, .flv file, sound 
<br/><br/> Title from title frames.  Film  In Process Record. 
<br/><br/>W. Bernard Carlson 
<br/><br/> Originally produced by The Great Courses in 2013. 
<br/><br/> We're all familiar with the glory of Roman engineering, from the Romans' system of roads to their impressive monuments. How did these structures work from a technical standpoint? And why build them? Delve into Roman history and explore the way in which technology served state ends. 
<br/><br/><br/>Mode of access: World Wide Web. 
<br/><br/><br/>In English 
<br/><br/><label>Publisher. No.: </label>6771366  Kanopy 
<br/><br/><label>Subjects--Topical Terms: </label><br/>History, Ancient.<br/>Engineering.
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Education films.