They Built A Terrible Dam. It Collapsed Within 40 Days.
Right, happy new year everyone! We're starting with a fairly serious video about a catastrophic disaster casued by negligence, corruption and, unfortunately, complete and utter stupidity. This is the story of the Gleno Dam, a mammoth dam in the foothills of the Italian Alps. It was originally intended to be a gigantic gravity dam, supplying power to houses and businesses across the Bergamo region, but instead it collapsed just 40 days after it first began operating. But why? What could possibly have happened to the construction process that could have caused such a tragedy? I visited the remains of the dam to find out. ------------ Welcome to What On Earth Is This?, a YouTube channel featuring strange and quirky things from around the world that you may not have heard of. Think abandoned engineering marvels, weird funiculars, transit oddities and other bits of history you never wanted to know about... until now. Like and subscribe and all that. Follow me on IG at @WhatOnEarthIsThis CHAPTERS: 00:00 Intro 00:38 History 03:07 What's a gravity dam? 06:15 A (very stupid) change of plan 08:44 Leaks appear 12:15 The disaster 14:14 Who was to blame? 15:02 Unsatisfactory outcomes 17:12 The end of the saga

Two Countries Built A Joint Bridge. They Messed It Up.

The Village In The Path Of A Giant Landslide.

It's Confirmed! Lake Powell Is 36 Feet From Going Dark | Glen Canyon Dam

12 Dredges That Built the Panama Canal Are Still in the Jungle — They Were Never Recovered

10 "Temporary" Structures That NEVER Left

When Two Dams Burst: The Stava Village Tragedy

The World's Tallest Mega-Dam Will Block Asia

If This Dam Fails, It Pollutes Half of Europe.

The Engine That Should NOT Exist

Russia’s Dumbest Mistakes (in 2026)

Three Gorges: How 40 Billion Tons of Water Shifted the Earth’s Axis

Why Did Maglevs Never Succeed?

Glen Canyon Dam: How a Bubble Nearly Destroyed It

They Knew 432 Park Avenue Would Crack Before They Built It

The Shipwreck That Still Defies Explanation

How Long Can the Eiffel Tower Actually Survive

The Deadliest Machine at Hoover Dam Was a Steel Cable - 1931

How Plutonium Is Made - The Most Dangerous Element

Most Expensive Mistakes in All History - Part 2

