Pravčická brána is a natural rock formation located in the Czech Republic, specifically in the Bohemian Switzerland National Park. It is the largest sandstone arch in Europe, measuring about 26.5 meters in height and 8.5 meters in width. The arch was formed through the erosion of sandstone over millions of years, creating a stunning geological feature that attracts many visitors. The area around Pravčická brána is rich in biodiversity and offers numerous hiking trails. Visitors can enjoy breathtaking views of the surrounding landscape, including lush forests and unique rock formations. The site is also a popular starting point for exploring the natural beauty of Bohemian Switzerland.