There is no doubt about the fact that collecting art is one of the most interesting hobbies in the world. One can easily paint an item with some form of art and treat it as an art collectible.
People who are extremely enthusiastic in finding something new look for unique art collection like wooden eggs or saw blades over which artwork can be done. There are others who are ready to collect designed rugs as a form of art. You can also find rare and limited edition balls, plates, Christmas ornaments, figurines, thimbles, etc. which can act as unique artwork.
Anyone involved in the hobby of collecting artwork definitely has his favourite artists who inspire them with their works. While some art collectors follow a particular artist, others like to keep a collection of art pieces created by various artists. There are collectors who love to follow a particular theme they find interesting. These include the likes of wild animals, piano music, cigars, etc. Beautiful and uniquely designed post cards can also act as art collectibles.