THE SINGLE BEST STRATEGY TO USE FOR NATURE PHOTOGRAPHY WALL ART

I ordered this as a gift for my uncle who was putting together a home to carry family heirlooms. Arrived promptly, seems to be terrific over the wall.I detect that several these have lids at both equally finishes although the others tend not to. What are the advantages and disadvantages of that?Have a vacation and in no way leave the home! World ma