The Robert S. Kerr National Botanical Area is a 640-acre protected natural area located in the Ouachita Mountains of southeastern Oklahoma. Visitors come to see the diverse plant life, including over 130 species of wildflowers, 50 species of trees, and many types of ferns and mosses.

There are several hiking trails in the area, including the 1.5-mile Kerr Arboretum Trail, which passes through a variety of ecosystems. Another popular trail is the 3.5-mile Winding Stair Trail, which leads to the top of Winding Stair Mountain and offers panoramic views of the surrounding landscape.

One of the main attractions of the botanical area is the Cedar Creek Natural Area, which contains a series of cascading waterfalls and pools. This area is especially popular during the summer months for swimming and picnicking.

Visitors can also explore the Kerr Arboretum, which contains over 300 species of trees and shrubs, including several rare and endangered species. The arboretum is a popular spot for birdwatching, with over 80 species of birds recorded in the area.

The best time to visit the Robert S. Kerr National Botanical Area is in the spring and fall, when the weather is mild and the wildflowers are in bloom. However, the area is open year-round and offers different experiences during each season.

Overall, the Robert S. Kerr National Botanical Area is a must-visit destination for nature lovers and outdoor enthusiasts in Oklahoma.