So £400,000 is burning a hole in your pocket. What do you spend it on?
We ask because yesterday a Diplodocus Longus skeleton - 55ft long and 19ft tall - went under the hammer for close to half a million pounds.
To put that in context, you could purchase 90 Diplodoci skeletons - or 4,950ft of bone - for the price of the single most expensive artwork by a currently living artist, Jeff Koon's Orange Balloon Dog, which sold for £35.8m this year.
But how much is a Diplodocus worth to you? Take our poll
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