Colorado man, 91, becomes oldest to cross Grand Canyon following 5-day hike
Annie's Canyon Trail (Solana Beach) - All You Need to Know BEFORE You Go
Amazon.com: The Grand Canyon, Monument to an Ancient Earth: Can Noah's Flood Explain the Grand Canyon?: 9780825444210: Hill, Carol, Davidson, Gregg, Ranney, Wayne, Helble, Tim: Books
Amazon.com: The Grand Canyon, Monument to an Ancient Earth: Can Noah's Flood Explain the Grand Canyon?: 9780825444210: Hill, Carol, Davidson, Gregg, Ranney, Wayne, Helble, Tim: Books