We interviewed Pete Seeger last April for the upcoming doc Freedom Summer, coming June 24.
Compressed air was used to keep the water out of the Pennsylvania RR's Manhattan tunnels.
Excavation workers, called “sandhogs,” faced many dangers working in a confined space.
Two city blocks, or 28 acres, were initially cleared for Penn Station’s construction.
Measurements showed that the Pennsylvania RR Hudson River tunnels were shifting.
Behind the scenes at the country's busiest transportation hub - NYC's Penn Station.
The masonry work on Pennsylvania Station began in 1908.
The Pennsylvania Railroad announced they would be tunneling into Manhattan.
In 1961 the Pennsylvania Railroad announced it had sold the air rights above Penn Station.
The engineering feat and architectural achievement that was torn down after just 53 years.
Tunneling under the Hudson river proved easy, but the East River was becoming a nightmare.
Their thrilling exploits became the basis for rumor and myth.
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