Definition of «priceless art»

The phrase "priceless art" means that the artwork is so valuable that its worth cannot be measured by money.

With walls made of solid gold and more priceless art work then anywhere else in the world? (religion.blogs.cnn.com)
The set designers pretty much used the castle's opulent rooms as they found them, full of priceless art and antiques. (rismedia.com)
Tour the enchanting interior highlighted by magnificent French tapestries and priceless art collections. (virgin-vacations.com)
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