Here is a link to an article that I wrote for consumers about protecting your assets (fine art, rugs, silver, etc.) from a potential loss.
Here's an interesting article on cruise ship art. Make sure you know what you are buying. A credentialed appraiser can help you tell the difference between an original and an enhanced giclee . https://www.bloomberg.com/news/features/2016-12-14/ever-bought-artwork-on-a-cruise-prepare-to-be-seasick