When was the last time you checked the attic or basement at your grandparent’s house? You never know what sort of cool relics from the past you might find. In fact, sometimes what appears to be trash could actually be worth a literal fortune.

While you’ll have to go to an antique appraiser to find out the true value of your vintage items, we’ve researched a list of 45 potential antiques you might find and their approximate values to help get your wheels turning. It’s time to start thinking like a collector would. Once you do, you might find yourself looking at that rusty pile of junk or stack of old books in the corner very differently.