Moon rocks collected by NASA are illegal, but three pebbles collected by the Soviet Union just sold at auction.
The painting (or what's left of it) is now likely worth even more.
Was this the ultimate art stunt?
"A few years ago I secretly built a shredder into a painting," the text in the video said.
"We've just been Banksy'ed."
"We didn't like the vase too much, and my grandparents didn't like it either," the owner said.
"Le Marin," supposedly painted while France was under Nazi occupation, has been withdrawn by Christie's after accident.
The rare letter discusses topics only known in one other letter from the famous biologist.
It had been in an Indian collection and was being auctioned for the first time.
Auction house Sotheby's named the jewels after the Greek twin divinities Apollo and Artemis.
David Bowie's private art collection, which will be open to bids later this year, tours London, New York and Hong Kong.
For the first time, 30 pieces from Bowie's private art collection are on public display.
Pieces by artists including Basquiat and Damien Hirst will be displayed by Sotheby's London before being sold.
How a blunt-smoking smart-ass from lower Manhattan became a kingmaker in the Chinese contemporary art world.
An original ink drawing by E.H. Shepard sold at auction in London for nearly $500,000.
Two of the American artist's best loved pictures was snapped up by one of the brothers who were selling them.
Mystery buyer pays a record price for the American masterpiece that broke all records at auction.