M-NCPPC Department of Parks and Recreation, Prince George’s County

Description: Explore Maryland’s prehistoric past at Dinosaur Park, a unique outdoor fossil site where dinosaur bones and other ancient fossils have been discovered. During this special open house, families can learn about fossils and the dinosaurs that once roamed Maryland millions of years ago.

Visitors begin with a brief orientation before entering the fossil site, where they can search the naturally eroding ground for fossil fragments. Children and adults can discover real fossils, learn how paleontologists identify ancient remains, and experience the excitement of fossil hunting.

The park also features a Dinosaur Discovery Trail, playground, and garden, making it possible to extend the visit with additional outdoor exploration.

Age:

Suitable for children of all ages, especially elementary and middle-school students interested in dinosaurs, fossils, geology, and paleontology.

Why families love it

• Free access to a real fossil discovery site.
• Children can search for naturally exposed fossils.
• Opportunities to learn about dinosaurs that lived in Maryland.
• Hands-on outdoor science and exploration.
• A chance to experience paleontology outside a traditional museum.
• Nearby playground and Dinosaur Discovery Trail provide additional family activities.

⚠️ Good to know

• Registration: No advance registration or reservations required.
• Orientation: Visitors receive an introduction before entering the fossil site.
• Last entry: New participants must arrive at least 30 minutes before closing (3:30 PM).
• Footwear: Closed-toe shoes are required.
• Fossil hunting rules: No digging or tools are permitted. Visitors may only search for fossils naturally exposed on the ground.
• Fossils: Some scientifically important discoveries must remain with the park for research. Staff will identify which fossils visitors may take home.
• Pets: Not permitted inside the fossil site.
• Weather: Weather conditions may affect access to the fossil site and programming.
• Accessibility: ASL interpretation is offered at every open house.
• Additional activities: The playground and Dinosaur Discovery Trail are open daily from sunrise to sunset.

Best For

Families with preschool and elementary-age children, young dinosaur enthusiasts, budding scientists, and parents looking for a free, hands-on outdoor educational activity in Prince George’s County.

Cost: Free admission. No reservations required.