Bulletproof Vest
A protective garment designed to stop or absorb bullet impacts, typically made of soft armor materials like Kevlar or ceramic/steel plates.
Fun Fact
Kevlar, the material used in most bulletproof vests, was invented by DuPont scientist Stephanie Kwolek in 1965 and is five times stronger than steel by weight.
Price History
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Crown Jewels of England
A collection of royal regalia including crowns, scepters, and jewelry estimated at over $3 billion.
Mars Rover
The NASA Perseverance Mars Rover is a flagship-class robotic explorer designed to search for signs of ancient microbial life on Mars, launched in 2020 and landed in 2021.
The Cullinan Diamond
The Cullinan Diamond is the largest gem-quality rough diamond ever found, weighing 3,106.75 carats, discovered in 1905 in South Africa and cut into multiple gems now owned by the British Crown Jewels.
Titanic (salvage rights)
The estimated value of salvage rights to the most famous shipwreck.