White Mountain Puzzles US Map - 48 Piece Jigsaw Puzzle Take a trip around the United States of America on this vividly illustrated floor puzzle from Erica Kimball. Artist Erica Kimball is a Massachusetts native and a freelance graphic designer. Every White Mountain Puzzle is proudly manufactured in America with a 100% customer satisfaction guarantee. All our puzzles contain unique interlocking pieces that are made of sturdy blue chipboard on recycled paper. 48 piece floor puzzles measure 2 ft x 3 ft