Quiz Ride the rails of the Thailand-Burma Railway in this fun quiz. Make sure you've watched SECRETS OF THE DEAD: "Bridge on the River Kwai," or read the articles on this site, or you probably won't do well on the quiz. The bridges of the Thailand-Burma Railway were constructed using mostly:    Stone    Steel    Timber The basic structural element of a truss is a:   Triangle   Square   Rectangle The first bridge over the River Kwai was completed in:   April 1943   October 1945   February 1943 There were over ____ bridges on the Thai-Burma Railway:   400   600   900 Trusses were invented by:   A 6th century Roman senator   A 16th century Italian architect   A 19th century American railroad engineer The prisoners of war and Asian laborers who built the Thai-Burma railway had tools like:   Jackhammers and nail guns   Stone tools   Spades and hammers The railway's bridges most resembled the design of:   19th century American railroad bridges   21st century European high-speed rails   20th century American railroad bridges The bridge over the River Kwai is in:   Japan   Thailand   Myanmar Early American timber truss bridges were usually covered because:   They are prettier that way   Horses don't like to cross uncovered bridges   Wooden trusses can be damaged by the weather, weakening the bridges