The south-west (including California) has a crazy amount of NPs http://npmaps.com/wp-content/uploads/national-park-map.jpg http://npmaps.com/wp-content/uploads/

The south-west (including California) has a crazy amount of NPs http://npmaps.com/wp-content/uploads/national-park-map.jpg http://npmaps.com/wp-content/uploads/national-park-map.jpg