The Anhinga Trail is a short trail (about 0.4 miles) in the Everglades National Park. Located 4 miles from the park entrance, it starts at the Royal Palm Visitor Center. The trail is a paved walkway and a boardwalk over Taylor Slough, a freshwater sawgrass marsh. Abundant wildlife is visible from the trail, including alligators, turtles, anhingas, herons, and egrets. it is one of the most popular trails in the Park. On November 5, 1996, it was added to the U.S.