XIAOAIKA USA National Parks Retro Poster Collection - Illustrated Travel Destinations with Wooden Hanger - Vintage Wall Art for Outdoor Enthusiasts and Explorers 20 x 30 Inches 1-Pack National Park 30"L x 20"W is up for auction in Home & Kitchen. The current bid is $5.50, 72% below the $19.80 MSRP, in New/Like New condition. This auction has ended — similar items appear in live auctions regularly.