The Sierra Grande Interpretive Sign is a must-see point of interest in Colorado's Great Sand Dunes National Park. This site provides visitors with a wealth of information about the park's geology, flora, fauna, and human history. The sign is located near the base of the Sierra Grande Peak, which is the highest point in the park at over 11,000 feet.

One of the unique things visitors can see at this site is the expansive view of the surrounding landscape, including the Great Sand Dunes themselves. The sign also provides information about the geological processes that formed the dunes, as well as the plant and animal life that thrives in this unique ecosystem.

Another reason to visit the Sierra Grande Interpretive Sign is to learn about the human history of the area. The sign provides information about the Ute Indians who once called this area home, as well as the early explorers and settlers who ventured into this rugged wilderness.

Overall, the Sierra Grande Interpretive Sign is a fascinating destination that offers visitors a deeper understanding of the natural and cultural history of this beautiful national park. Whether you're a seasoned park visitor or a first-time explorer, this site is well worth a visit.