The sauna is such a deeply igrained part of the Finnish culture, that finns will even build them in war. Custom dictates no titles or hierarchies are allowed in the sauna, including military ranks in saunas built and used by soldiers. en.wikipedia.org/wiki/Fin…
Joseph Strauss, the engineer of the golden Gate Bridge, mandated that a net be installed under the bridge for safety while being built. This was revolutionary at the time. The net caught 19 men who fell, saving all of them from a certain death. en.wikipedia.org/wiki/Jos…
Carmel, a city in Indiana, has the highest number of traffic roundabouts in the US. Since late 1990s the city has built 125 roundabouts. carmel.in.gov/department-…
In the months before his sudden death, former Mythbuster Grant Imahara built a fully animatronic Baby Yoda. Having spent 3 months of his personal time designing, programming, and 3D printing the project, he intended to bring it to hospitals to cheer up sick children. nerdist.com/article/grant…
In the 1930s, the US spent $300.000 ($5,5 million adjusted for inflation) to built massive car with the goal to cross Antarctica. Only to discover upon arrival that the tyres didn't work in the snow, and the whole thing was abandoned after 140 km (driven in reverse). en.wikipedia.org/wiki/Ant…
Today I learned of the Tongan Castaways, six boys who stole a boat and were stranded on a deserted island in 1965, staying there for 15 months before rescue. Called a real-life Lord of the Flies, the boys built a "commune" with a garden, permanent fire, gym, and badminton court. theguardian.com/books/202…
Early sections of San Francisco were built upon ships abandoned by prospectors during the California Gold Rush. Many were intentionally run aground to become bars and hotels. Now, hundreds of wooden ships lay beneath the city streets and a portion of their subway goes through the hull of one. interestingengineering.co…
Yo-Yo Ma's primary performance instrument is the cello nicknamed "Petunia", built by Domenico Montagnana in 1733, and valued at US$2.5 million en.wikipedia.org/wiki/Yo-…
The soviets built a chain of remote lighthouses along the arctic coast, each one powered by it's own miniature nuclear generator. In total 1007 of these generators were put in place, several of which remain unaccounted for. bbc.com/reel/playlist/ult…
Winchester Cathedral was built on marsh and was on the verge of collapse as it sunk into the earth. A diver named William Walker worked alone in pitch-black water for five years, eventually putting down 25,000 bags of concrete, 115,000 concrete blocks, and 900,000 bricks to save its foundation. bbc.co.uk/hampshire/conte…
Germany built one aircraft carrier during ww2 which was discovered in 2006 260 feet below sea level en.wikipedia.org/wiki/Ger…
In 1628 a Swedish warship Vasa, coined as the most spectacular warship ever built, sank only 20 minutes into her maiden voyage, sailing less than a single nautical mile. smithsonianmag.com/smart-…
Yuri Kondratyuk, Soviet pioneer of astronautics, while working in Siberia, built an enormous wooden grain elevator with a capacity of 13 000 tons without using any nails. Due to using such an unusual construction, he was arrested in suspicion of sabotage. The elevator stood till the 90s. en.wikipedia.org/wiki/Yur…
The weightless scenes in the movie Apollo 13 were real. The space capsule set was built inside a cargo plane that would freefall for about 20 seconds at a time, simulating being in orbit. The plane would then climb back up to film the next scene. yahoo.com/entertainment/a…
In the 1830s the Swedish Navy planted 300 000 oak trees to be used for ship production in the far future. When they received word that the trees were fully grown in 1975 they had little use of them as modern warships are built with metal. atlasobscura.com/places/v…
Today I learned about a Kiek in de KΓΆk. An artillery tower in Tallinn, Estonia, built in 1475. It gained the name from the ability of tower occupants to see into kitchens of nearby houses. en.wikipedia.org/wiki/Kie…
As gifts for the US Bicentennial in 1976, France showed famous works in US Museums, Britain gifted a golden, jewel-encrusted replica of the Magna Carta, Norway built a Sports Center, Japan built a huge theatre and donated 50 Bonsai Trees. Spain gave two statues. Canada gave them a scrapbook. en.wikipedia.org/wiki/Uni…
To get around the Versailles Treaty restrictions, and before WW2 started, the Germans built tanks in Stalingrad and Aircraft factories near Moscow youtu.be/Ip-RZjKy8jA?t=44…
Some people have extra growths inside of them called paraganglioma that can secrete chemicals like dopamine and adrenaline on a regular basis. So basically some people have built-turbo boosts or built-in IVs of dopamine. ncbi.nlm.nih.gov/pmc/arti…
During the persecution of English Catholics, Nicholas Owen built secret compartments called "priest holes" into Catholic houses to hide priests from being rounded up. 400 years later some may still be undiscovered, since Owen was tortured to death rather than give up their locations. en.wikipedia.org/wiki/Nic…
Industrialist Henry Clay Frick feuded with Andrew Carnegie after they split as business partners. He even built his skyscraper, the Frick Building, directly adjacent to one of his buildings to keep it constantly in the shadows. en.wikipedia.org/wiki/Fri…
, that The Statue of Liberty was originally proposed and built to be placed on the mouth of The Suez Canal. The project was initially scrapped, after a lack of funds. And later on, sent to the USA as a gift after successful procurement of funds. en.wikipedia.org/wiki/Egy…
Many early roads were built by random associations of private car enthusiasts called "road boosters" until 1918 when WI created the 1st numbered highway system. 99percentinvisible.org/ar…
An orchid hunter & companion were taken hostage by guerrillas in Colombia. After 9 months of being held, they were told they’d be killed, so on his final day he designed a dream garden. But he was released, got home & built the garden, & won awards for it lullingstonecastle.co.uk/…
A 366 feet tall spherical dome is being built in Las Vegas, it will have an indoor seating capacity of 17,500 and a fully programmable LED exterior travelweekly.com/North-Am…
Inuit in northern Greenland were using iron blades for centuries without knowledge of metallurgy. They made them by breaking pieces off of a huge iron meteorite and shaping them with heavy stones. They built their settlements close to the meteorite and used its iron for generations. now.ku.dk/documents/Meteo…
Napoleons military genius was considered to be so enormeous that the entire stategy of the Coalition that defeated him (the Trachenberg Plan) depended on retreat wherever & whenever they faced him and only attacking his underlings until they built up an overwhelming numerical troop advantage. en.wikipedia.org/wiki/Tra…
Cars built after 2014 are mandated by law in the US to have an event data recorder - typically called a β€œblack box” similar to those analyzed after airplane crashes hyperlube.com/blog/blog/d…
To train new operatives during the Cold War, the Soviets built fully functional replicas of American towns. Their residents consisted of retired deep cover operatives who taught the trainees everything they needed to know about blending into American life. nypost.com/2010/07/04/100…
The US portion of the ISS was built in imperial units while the rest of the station was in metric. NASA seriously thought of building the whole thing in metric, but decided it would increase cost by a lot, because all of their contractors would have to switch to new machines and diagrams. airspacemag.com/flight-to…
The Navy has a program for intentionally sinking old vessels to become artificial reefs for marine life. The first and largest of these vessels was the USS Oriskany, an aircraft carrier built at the end of WWII, which was sent to the ocean floor off the coast of Florida in 2006. en.wikipedia.org/wiki/USS…
Between 1945 and the early 1990s, approximately 40,000 Brutalist, alien-looking sculptures called Spomeniks were built all over Yugoslavia. Intended as World War II memorials, some are the size of a 15-story building. spomenikdatabase.org/what…
Skywriting was invented by the Royal Air Force in World War I to send messages to troops on the ground. After the war, Pepsi built a fleet of skywriting biplanes. vox.com/the-goods/2019/5/…
In 1935, in a newly built Sydney aquarium, a tiger shark vomited a human arm that belonged to a man that went missing recently, which sparked a murder mystery when it was discovered the arm was severed with a knife instead of being bitten off. news.com.au/lifestyle/rea…
The Chaco Culture National Historic Site in New Mexico containes ruins built between 800AD-1150AD and remained the largest structures in North America until the 1800's. en.wikipedia.org/wiki/Cha…
Most of the world's biggest, longest, & tallest rollercoasters are built by a company from one of the smallest countries in the world, Intamin of Liechtenstein en.wikipedia.org/wiki/Int…
The last remaining vessel of the German Imperial Navy is a passenger ferry which is still sailing around Lake Tanganyika. She was built in 1913, was converted into a warship for WWI, was scuttled in 1916, and then raised and salvaged in 1924 before being returned to service in 1927. en.wikipedia.org/wiki/MV_…
About half of the houses in Boston are built on wood piles which, as the groundwater table subsides, deteriorate and require replacement costing $250,000 for an average house. (13min video split into 3 parts) youtube.com/watch?v=2BGq2…
Before the Model T, cars were a luxury item. Though the Model T was fairly expensive at first (the cheapest one initially cost $825, or about $18,000 in today’s dollars), it was built for ordinary people to drive every day history.com/this-day-in-h…
In 1966 the Spanish army built an enormous cemetery in Burgos for the final scene of The Good, The Bad and The Ugly. The graveyard now hosts 4,500 graves bearing the names of the living people who each donated €15 towards the 2018 restoration of the cemetery to its original movie set condition. english.elpais.com/elpais…
The Verrazano Narrows Bridge in New York, and other long suspension bridges like it, are built with the curvature of the earth in mind. The two towers are 41 mm farther apart at the top than at the base, which makes the bridge not fall over. flatearth.ws/verrazano-na…
A bridge built in the 90s over the Choluteca River, Honduras was hit by Hurricane Mitch and whilst the bridge survived, the river below it was rerouted and no longer flowed under the bridge. duexpress.in/the-cholutec…
Today I learned of the tragedy of Love Canal, NY a town that was meant to be a dream community but was built on a toxic waste dump. The government ignored helping the families suffering from birth defects and health issues until a group of activist moms kidnapped 2 EPA officials for a few hours. wikipedia.org/wiki/Love_C…
Trent Reznor recorded the album The Downward Spiral at the mansion where the Manson Family murdered Sharon Tate and her friends. He built a studio in the house, which he renamed Le Pig, after the word that was scrawled on the front door in Tate's blood. en.wikipedia.org/wiki/Tre…
The oldest operational aircraft in the world is a French 'Bleriot XI' built in 1909. It is kept in an airworthy condition by the 'Shuttleworth Collection' in the UK, and flies regularly. en.wikipedia.org/wiki/Bl%…
The spaniards destroyed an Inca temple and built a cathedral on the temples foundations. Later, an earthquake completely destroyed the Spanish-made cathedral but left the foundations of the temple intact. theguardian.com/cities/20…
Former Zaire president Mobutu Seko repeatedly chartered the famed Concorde for family shopping trips to Paris and even built a runway capable of supporting the supersonic airliner in his hometown motorpunk.co.uk/out-and-a…
Tanker trucks are built with baffles in the tank to discourage sloshing during and after braking. At highway speeds, this can reduce braking distance by more than 25 feet. [Visualization] youtu.be/56cxOzgl-mc
The battleship Imperator Aleksandr III was built by Imperial Russia, taken by Provisional Russia, given to Germany, given to Britain, given to White Russians, and then sold for scrap by the French. The ship guns were then sold to the Finns, stolen by Nazis, and returned to Russia after WW2. wikipedia.org/wiki/Russia…
Calculus built up on the teeth of those who died in Ireland's Great Famine revealed what they ate since they didn't have potatoes. the-scientist.com/image-o…

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