MEDORA – Entrance fees at Theodore Roosevelt National Park will be waived on Saturday, April 20, to kick off the celebration of National Park Week, April 20 to April 28.

The park will celebrate the week with a ranger-guided hike and a Junior Ranger Program.

The hike will take place Sunday, April 21, starting at 10 a.m. at the Halliday Well Trailhead. Inquire at the Visitor Center for directions. The visitor center is about a 30-minute drive from the trailhead. The moderate-difficulty hike along the Lower Paddock Creek Trail runs for four miles and includes a view of the only sandstone arch in the park. Hiking time is estimated at two hours.

Junior Ranger Day is Sunday, April 28. The family-friendly day will include activities for children of all ages. Participants will be sworn in as Theodore Roosevelt National Park Junior Rangers and receive a Junior Ranger badge. The two-hour event begins at 10 a.m. at Peaceful Valley Ranch, which is about a 30-minute drive from the Visitor Center.