WASHINGTON, April 19 -- President Biden issued the following proclamation honoring National Park Week: * * * America's natural wonders and historic treasures are the heart and soul of our Nation. From the high plateaus and deep ravines of the Grand Canyon to the hallowed grounds of Gettysburg and the rolling forests of the Great Smoky Mountains, our national parks unite and inspire us, connecting us to something bigger than ourselves. This week, we recommit to protecting and caring for all 42  more