History - Modern Marvels Pacific Coast Highway horror/faith natural calamities in human history

natural calamities in human history and may have wiped out an entire civilization

unique insight into events set in motion by mankind

man used shovels made from the shoulder blades of bison to dig mine shafts 30-feet deep

and fires off a few thousand rounds--from state-of-the-art to early vintage

History - Modern Marvels Pacific Coast Highway horror/faith natural calamities in human historyFor 25 years, construction crews dug, blasted, tunneled, and bridged their way up America's West Coast along the California, Oregon, and Washington shoreline to build the Pacific Coast Highway. Historians, road and bridge engineers, and experts relate itsstory of perseverance, primal machines, convict labor, and engineering brilliance as we tour its scenic route. And we look at the latest technologies used to keeping it running despite floods,