Not everyone can pride themselves in a life as adventurous as that of Indiana Jones, but many can arguably match his level of curiosity when it comes to artifacts and treasures.
If you are, by any chance, one of said many, you’re in for a treat—on the list below you will find stories of treasures gone missing that are surrounded by mystery and likely never to be seen again. Scroll down to unearth the mysterious tales, grab your fedora, and embark on an adventure—even if only in your imagination—of finding out what might have happened to the treasures in the pictures. Don’t miss Bored Panda’s interview with associate professor of history at Southern Utah University, Dave Lunt, as well, which you will also find upon scrolling down.
#1 Amber Room

The Amber Room, a stunning chamber decorated with amber panels, gold leaf, and mirrors, was originally constructed in the 18th century in Prussia. It was later moved to Russia but disappeared during WWII after being looted by German forces. Despite extensive efforts, it remains lost, though a reconstruction was completed in 2003.
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#2 Patiala Necklace

The Patiala Necklace, created by Cartier in 1928 for Maharaja Bhupinder Singh, featured 2,930 diamonds, including the 428-carat "De Beers" diamond. It disappeared from the Royal Treasury of Patiala around 1948, with some diamonds later recovered.
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#3 Irish Crown Jewels

The Jewels of the Order of St Patrick, also known as the Irish Crown Jewels, were a set of jeweled insignia created in 1831 for the Order of St Patrick. Stolen from Dublin Castle in 1907, the jewels and other items have never been recovered, and the theft remains unsolved.
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#4 Lost Imperial Faberge Eggs

Faberge eggs are jeweled creations by the House of Faberge, with 69 made during the Czarist era, though only 61 are known to exist today. Among them, 44 of the 50 Imperial Easter eggs are known to survive. Several, including the 1886 Hen with Sapphire Pendant and the 1909 Alexander III Commemorative Egg, are missing, their fates still unknown.
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#5 Florentine Diamond

The Florentine Diamond, a 137.27-carat yellow diamond of Indian origin, was once part of the Austrian Crown Jewels. After World War I, Emperor Charles I took it into exile, where it was stolen and taken to South America. Rumors suggest it was later recut and sold in the 1920s.
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#6 Royal Casket

The Royal Casket, created in 1800 by Izabela Czartoryska, contained 73 precious relics once belonging to Polish royalty. It was looted by the Wehrmacht during the German invasion of Poland in World War II and has never been recovered.
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#7 Drents Museum Heist Stolen Items

On January 25, 2025, thieves used explosives to steal priceless Dacian artifacts, including the Helmet of Cotofenesti, worth €4.3 million, from the Drents Museum in Assen, Netherlands. The items, on loan from Romania’s National History Museum, include gold bracelets and other Dacian treasures dating back to the 2nd century BC. The theft, which shocked both museums, has led Romania’s Ministry of Culture to vow to recover the artifacts.
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#8 Romanian Treasure

The Romanian Treasure, a collection of gold (about 120 tonnes) and valuable items sent to Russia for safekeeping during World War I, was seized by the Soviet government after the 1917 revolution. Although some objects were returned in 1935, 1956, and 2008, none of the gold has been returned, making it a point of tension in Romanian-Russian relations.
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#9 Honjo Masamune

The legendary samurai sword created by master swordsmith Goro Masamune, was a prized national treasure. Passed down through generations of shoguns, it was lost during the U.S. occupation of Japan after World War II.
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#10 Tucker's Cross

Tucker's Cross is a 22-karat gold cross adorned with seven emeralds, discovered by Bermudian explorer Teddy Tucker in 1955. It is believed to have originated from the Spanish galleon San Pedro, which sank in 1594. Initially thought to be Indian-made, the cross became the most valuable shipwreck artifact by 1997. Tucker sold it to Bermuda's government in 1959 for display in the Aquarian Museum. However, it was stolen before a royal visit in 1966, replaced by a replica. Today, an escape room attraction in Bermuda’s Dockyard is named after the cross.
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#11 Nelson's Chelengk

The chelengk, a diamond-studded military decoration from the Ottoman Empire, was awarded to Admiral Horatio Nelson for his role in the Battle of the Nile. It was stolen from the National Maritime Museum in London in 1951, where it had been placed in 1929.
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#12 Great Bell Of Dhammazedi

Cast in 1484 by King Dhammazedi of Myanmar, the world’s largest bell hung at Shwedagon Pagoda until 1608, when it was stolen by Portuguese mercenary Philipe de Brito. On its journey to be melted down, the bell sank in the river, and despite numerous searches, its location remains unknown.
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#13 Three Brothers Jewel

Created in 1389, this jewelry piece featured three red spinels around a central diamond. Owned by notable figures like Duke John the Fearless and English monarchs, it was part of the Crown Jewels until 1644, after which it disappeared, possibly sold by Charles I’s wife.
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#14 The Gold Of The Rms Republic

The RMS Republic, a luxurious ocean liner from 1903, sank in 1909 after colliding with the SS Florida while carrying $3.25 million in gold. Known as the "Millionaires' Ship," it was the first major rescue aided by radio technology. Attempts to recover the treasure in 1919 failed.
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#15 Lufthansa Heist Stolen Items

The Lufthansa heist, which took place at John F. Kennedy International Airport in December 1978, saw the theft of $5.875 million, including cash and jewelry. It was the largest cash robbery in U.S. history at the time. James Burke, connected to the Lucchese crime family, was suspected of masterminding the crime but was never charged. Several co-conspirators were allegedly murdered to keep the money. The stolen valuables were never recovered, and the case remains one of the longest investigations in U.S. history.
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#16 Sword Of Islam

A ceremonial sword, ordered by Mussolini in 1937 and crafted by Picchiani e Barlacchi, was presented to him by Berber collaborators in Italian Libya. It disappeared after July 1943, when Mussolini's residence, Rocca delle Caminate, was destroyed and looted by the Italian Resistance.
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#17 Hatton Garden Safe Deposit

In April 2015, a heist at a London safe deposit facility, valued at up to £14 million, was carried out by six elderly thieves. While £4.3 million was recovered, the rest remains missing. The thieves were arrested, convicted, and sentenced in 2016.
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#18 Treasure Of Lima

The Treasure of Lima, looted from the Spanish in 1820, is a legendary hoard of gold, silver, and jewelry, believed to be buried on Costa Rica's Cocos Island. Its value is estimated at £160 million ($208 million) today, but it remains lost.
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#19 Brussels Airport Diamond Heist Stolen Items

In 2003, robbers posing as police officers executed a swift heist at Brussels Airport, stealing $50 million worth of diamonds from a Swiss flight. Armed with assault rifles, they stopped the plane, seized 130 bags of gems, and quickly escaped. Though some diamonds were recovered, many remain missing. In 2013, several arrests were made after the thieves tried to sell the stolen diamonds. The trial continued for years, with the alleged mastermind eventually sentenced in 2019.
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#20 Scepter Of Dagobert

Part of the French Regalia since the 7th century, the treasure, named after King Dagobert I, was kept in the Basilica of Saint-Denis until it vanished in 1795, likely stolen. It was created by master goldsmith Saint Eligius.
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