Grand Canyon National Park - Arizona. 1,217,403.32 acres. Carved out by the Colorado River, the canyon is 277 miles long, up to one mile deep and up to 15 miles wide. Millions of years of exposure has formed colorful layers of the Colorado Plateau in mesas and canyon walls.
Hearst Castle, San Simeon, CA is a National Historic Landmark mansion located on the Central Coast of California, United States. It was designed by architect Julia Morgan between 1919 and 1947 for newspaper magnate William Randolph Hearst, who died in 1951. I'll never forget it, it was an amazing experience. -- CHECK! Been there. Incredible.