1. Badlands National Park, located in South Dakota, is a unique and stunning display of geological formations. The park covers an area of 244,000 acres and is characterized by rugged terrain, rock formations, canyons, and prairie lands. The erosion caused by wind and water over millions of years has shaped the landscape into its current dramatic form.

Some interesting facts about Badlands National Park include:

- The rocks exposed in the park are estimated to be around 69 million years old, belonging to the Late Cretaceous period.

- The park is home to the largest undisturbed mixed grass prairie in the United States.

- It is a paradise for fossil enthusiasts; the park has numerous fossilized remains of ancient mammals like sabre-toothed cats and rhinoceroses.

- Wildlife is abundant, with species like bison, pronghorn, bighorn sheep, and coyote inhabiting the park.

- The park offers spectacular sunrises and sunsets, with the unique rock formations casting a beautiful glow during golden hour.

2. Badlands National Park is open year-round, 24 hours a day. However, the Ben Reifel Visitor Center, which provides information, exhibits, and a bookstore, has varying hours depending on the season. Generally, it is open from 8:00 AM to 4:30 PM, but it is advisable to check the official website or contact the park for the most up-to-date information.

Phone: +1 605-433-5361

3. The National Park Service charges an entrance fee to visit Badlands National Park. The fees as of 2021 are as follows:

- Private Vehicle: $30 for a 7-day pass

- Motorcycle: $25 for a 7-day pass

- Per Person (on foot, bicycle, or non-commercial group): $15 for a 7-day pass

- Annual Park Pass: $55 for unlimited access to Badlands National Park and other national parks and federal recreational lands for one year

As for transportation, Badlands National Park is located approximately 70 miles east of Rapid City, South Dakota. The main access to the park is via Interstate 90. The closest major airport is Rapid City Regional Airport (RAP), which is serviced by various airlines. From there, visitors can rent a car or utilize other transportation services to reach the park. It is advisable to have a personal vehicle, as the park covers a vast area and offers various scenic drives and viewpoints.