Abandoned Engineering
Abandoned Engineering is a TV show on Yesterday. Exploring unfinished structures of steel and iron, revealing what they could have been. The program has been available since 2025. A total of 149 episodes have been broadcast, most recently in August 2026.
Last episode
50:00
50:00Abandoned Engineering
A now silent site that played a pivotal role defending the U.S through the 20th century. Plus, a crumbling Italian fortress and a ghostly Ukrainian mansion.
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1:00:00A complex of stone buildings near Hadrian's Wall that were built to keep Northern hoards at bay! Also, a top secret military facility in the American Midwest.
Series 3
1:00:00
1:00:00Hidden tunnels that saw a city prosper, a sunken wreck with a remarkable past, a concrete wartime dome and a mysterious cold war building all feature.
Series 6 50:00
50:00Within a dense Polish woodland sits a forgotten complex with an explosive history. Also, grand coastal defences in Ghana reveal a tortured past.
1:00:00Examining a ghost island once belonging to a secretive country on the fringes of Europe. Also, a haunting site in the UK with evidence of strange burial practices.
Series 3 1:00:00
1:00:00A devastated cliff-top ruin, an extraordinary tall tower, a concrete structure stranded at sea and a heavy metal monster in a field all feature.
Series 6 50:00
50:00What happened to an infamous pirate city in Jamaica? Also, a grim gulag in Croatia and a Louisiana plantation caught up in the aftermath of the American Civil War.
Series 5 1:00:00
1:00:00An Albanian village home to Allied secret agents devastated for resisting the Nazi war machine, plus a notorious asylum in America that enforced lobotomies on a large scale.
Series 3 50:00
50:00The remarkable projects include a towering structure with an explosive past, a deserted cityscape, a mysterious top-secret facility and a vast Nazi construction.
Series 5 50:00
50:00An American prison for the violent and deranged with links to an infamous cult leader, and a cavernous tunnel network in France offering shelter from unrelenting bombardment.
1:00:00Forgotten relics from the defence of America's homeland, concealed by the banks of the Mississippi, and a concrete behemoth on the French coast that proved invulnerable.
Series 3 50:00
50:00Concrete channels hidden in a mountaintop forest, a collapsing bridge, a marooned military base and the upright rusting carcass of a ship are all featured.
Series 5 50:00
50:00A marooned ironclad structure off the coast of England that hides a dramatic story of war and resilience, and a facility in America that helped tear apart a nation.
1:00:00A secretive underground base that concealed the power to destroy nations, and a sprawling industrial relic clinging to the edge of an unforgiving waterfall.
Series 3 50:00
50:00An abandoned prison beneath the water, a tunnel in the heart of a mountain, concrete towers hidden in the woods and a rusting coastal relic.
Series 5 50:00
50:00Claustrophobic prison cells that contain a story worthy of international acclaim, and a vast mountainside complex that held the power to change the world.
1:00:00The underground base with the power to destroy a nation, the site linked with an attempt to kill a dictator, and an ancient world discovered in the American wilderness.
Series 14 1:00:00
1:00:00Exploring derelict villas in Sicily that reveal the island's complicated history with the Mafia and an aristocratic mansion in Ireland embroiled in a bizarre terrorist plot.
Series 5 50:00
50:00The desert town that faced a disaster of biblical proportions. Plus, vast coastal ruins that reveal a past once wiped from history.
Series 4 1:00:00
1:00:00Projects include a maze of tunnels filled with haunting remains beneath the streets of Paris and a formation of domed structures hovering over the waters off the Florida coastline.