Hotels near Castle Rock are always on sale with CheapOair! Spread across the area of 14 acres, Castle Rock National Wildlife Refuge is one of the prominent sanctuaries of Crescent City in northern California. This is also the second largest nesting seabird colony that is home to more than 150,000 of seabirds. Watch out for seabirds from the likes of Tufted Puffins , Cassin's Auklets, Rhinoceros Auklets, Brandt's Cormorant, Pigeon Guillemots and many more. Find great deals on cheap hotels near Castle Rock, and count on CheapOair for all of your travel booking needs.