In the past 100 years, the New York subway system has grown from a nine-mile line to a four-borough system and one of the most vital elements is the signal system. This episode joins the students of the signal school in New York as they learn to master everything from century old manual ""interlocks"" to latest-generation computerized track-management software. It also examines the safety issues concerning working with electrified rails and massive trains. The episode also follows the emergency management response team as they plot rescues, escapes and re-routing on the fly, in order to ensure the safety of both the riders and workers of the subway.

During the punk rock stage in the late '70s, downtown New York experienced a wave of "Do it yourself" independent filmmaking.

During the punk rock stage in the late '70s, downtown New York experienced a wave of "Do it yourself" independent filmmaking.

Inthe wake of a dirty bomb attack, a New York City neighborhood knownas Slime City has been evacuated, except for the homeless (displacedrefugees). Four squatters searching for food in the ruins of theZachary Devon Soup Kitchen (Jennifer Bihl, Kealan Patrick Burke, DebbieRochon, Lee Perkins) discover a supply of Zachary Devons Home BrewedElixir and Himalayan Yogurt. When they drink the elixir and eat theyogurt, they are transformed into hideous slime creatures driven tomurder - an intermediate step as they are possessed by the spirits ofZachary Devon (Robert Sabin) and the members of his Coven of Flesh, whocommitted suicide years earlier. When a greedy developer (Roy Frumkes)sets his sites on Slime City, he hires a team of mercenaries (NelronHubbard, Tommy Sweeney, T.J. Merrick, Eric Mache, and Nicholas JohnMorgan Anderson) to wipe out the homeless population. Its a battleroyal between the Slime Heads..

During the punk rock stage in the late '70s, downtown New York experienced a wave of "Do it yourself" independent filmmaking.

In the wake of a "dirty bomb" attack, a New York City neighborhood known as "Slime City" has been evacuated, except for the homeless ("displaced refugees"). Four squatters searching for food in the ruins of the Zachary Devon Soup Kitchen (Jennifer Bihl, Kealan Patrick Burke, Debbie Rochon, Lee Perkins) discover a supply of Zachary Devon's Home Brewed Elixir and Himalayan Yogurt. When they drink the elixir and eat the yogurt, they are transformed into hideous slime creatures driven to murder - an intermediate step as they are possessed by the spirits of Zachary Devon (Robert Sabin) and the members of his Coven of Flesh, who committed suicide years earlier. When a greedy developer (Roy Frumkes) sets his sites on Slime City, he hires a team of mercenaries (Nelron Hubbard, Tommy Sweeney, T.J. Merrick, Eric Mache, and Nicholas John Morgan Anderson) to wipe out the homeless population. It's a battle royal between the Slime Heads..

During the punk rock stage in the late '70s, downtown New York experienced a wave of "Do it yourself" independent filmmaking.

Second part of this 2-part mini where Shane West and the hot chick from Detroit 1-8-7 are running around in Peru pretending to be Indiana Jones and Lara Croft.

During the punk rock stage in the late '70s, downtown New York experienced a wave of "Do it yourself" independent filmmaking.

During the punk rock stage in the late 70s, downtown New York experienced a wave of Do it yourself independent filmmaking.

During the punk rock stage in the late 70s, downtown New York experienced a wave of Do it yourself independent filmmaking.

Whilewrestling with the pressures of life, love, and work in Manhattan,Carrie, Miranda, and Charlotte join Samantha for a trip to Abu Dhabi(United Arab Emirates), where Samanthas ex is filming a new movie.

While wrestling with the pressures of life, love, and work in Manhattan, Carrie, Miranda, and Charlotte join Samantha for a trip to Abu Dhabi (United Arab Emirates), where Samantha's ex is filming a new movie.

In the last of the series, archaeologist and historian Richard Miles examines the rise and fall of the Roman Empire.

Top visits Berlin and Prague and explores how cities coped with rapid population growth once society entered the railway age. His journey also takes him into the subterranean world of sewers hidden beneath the city.

Top visits Berlin and Prague and explores how cities coped with rapid population growth once society entered the railway age. His journey also takes him into the subterranean world of sewers hidden beneath the city.

Top visits Berlin and Prague and explores how cities coped with rapid population growth once society entered the railway age. His journey also takes him into the subterranean world of sewers hidden beneath the city.

Top visits Berlin and Prague and explores how cities coped with rapid population growth once society entered the railway age. His journey also takes him into the subterranean world of sewers hidden beneath the city.

Top visits Berlin and Prague and explores how cities coped with rapid population growth once society entered the railway age. His journey also takes him into the subterranean world of sewers hidden beneath the city.

Top visits Berlin and Prague and explores how cities coped with rapid population growth once society entered the railway age. His journey also takes him into the subterranean world of sewers hidden beneath the city.

Top visits Berlin and Prague and explores how cities coped with rapid population growth once society entered the railway age. His journey also takes him into the subterranean world of sewers hidden beneath the city.