Here are the correct answers to the National Park Quiz #4 

Q. Which national park is home to the deepest lake in the United States?

A. Crater Lake at Crater Lake National Park, located in Oregon, is the deepest lake in the United States and ninth deepest in the world. Famous for its deep blue color and water clarity, the lake partly fills a nearly 2,148-foot-deep caldera that was formed around 7,700 years ago by the collapse of the volcano Mount Mazama.

Click here to see the Crater Lake National Park poster.

Q. Which national park features more than 2,000 rock formations, including pinnacles, fins and balancing rocks?

A. Created by millions of years of erosion, at Arches National Park in Utah, you can see more than 2,000 natural sandstone arches, with some of the most popular arches in the park being the Delicate Arch, Landscape Arch and Double Arch. 
Click here to see the Arches National Park poster.

Q. Which national park features the tallest sand dunes in North America?

A.  The tallest sand dunes in North America, up to 750 feet tall, are the main attraction at Great Sand Dunes National Park in Colorado. The dunes were formed by deposits of the ancient Rio Grande River in the San Luis Valley. Abutting a variety of grasslands, shrublands, and wetlands, the park also has alpine lakes, six 13,000-foot mountains, and old-growth forests.
Click here to see the Great Sand Dunes National Park poster.

Q. Which national park is home to a Civil War-era fort that is the largest masonry structure in the Western Hemisphere?

A. At the westernmost end of the Florida Keys, is Dry Tortugas National Park and the site of Fort Jefferson, a Civil War-era fort that is the largest masonry structure in the Western Hemisphere. The park is home to undisturbed coral reefs and shipwrecks, and is only accessible by plane or boat.
Click here to see the Dry Tortugas National Park poster.

Q. At which national park can you walk or ride the Towpath Trail to follow the historic route of the Ohio & Erie Canal?

A. Along the Cuyahoga River in Ohio is Cuyahoga Valley National Park, which has waterfalls, hills, trails, and exhibits on early rural living. The Ohio and Erie Canal Towpath Trail follows the Ohio and Erie Canal, where mules towed canal boats. The park has numerous historic homes, bridges, and structures, and also offers a scenic train ride.

Click here to see the Cuyahoga Valley National Park poster.


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