E3021734345 http://www.youtube.com/watch?v=umE6x5s0C This video (tap on link) recaps the progress made in the modernization of the Panama Canal, the first major improvements in the waterway in one hundred years. Thousands of workers grade the earth, pour concrete, dredge a widened waterway, and install gigantic lock gates manufactured thousands of miles away and transited by barge [...]
Category: Water transportation
Pont du Gard — a World Heritage Site
A World Heritage Site in southern France, this aqueduct bridge was built during the Roman occupation around the beginning of the Christian Era. Because of the passage of time, only partial lengths of Roman aqueducts remain in various states of repair throughout Great Britain and Europe, wherever the Roman Army occupied the land. It is [...]
Florida’s Big Dig 