
Celebrate 15 years of discovery, connection, and unforgettable experiences at our Night at the Museum for Friends with Disabilities! The museum and grounds will be open exclusively for guests with disabilities and their families, friends, and caregivers for this FREE evening, presented in partnership with Calvert County Parks & Recreation, Therapeutic Recreation Services.

Join us in the museum’s Harms Gallery for the CMM Fossil Club meeting at 1:30 p.m., followed by a free public lecture at 2:30 p.m. Dr. Stephen Godfrey will present on how megalodon became the Maryland State Shark, and on flying reptiles.

Make your Sunday afternoon memorable with a visit from Penny, our very own Virginia opossum! Join Penny and one of our educational interpreters in the museum lobby to learn fun opossum facts and get an up-close look at this fascinating animal.
The atmosphere is educational and family-friendly, with several distinct buildings to explore. Visitors can observe playful otters and take a step back in time while viewing the historic lighthouse.ambiance_potoo
Visitors highlight the excellent fossil exhibits and the historic Drum Point Light. The museum is frequently praised for its engaging, informative displays and the playful otters.reviews_potoo
The museum preserves local maritime history through significant landmarks like the Drum Point Light and the bugeye Wm. B. Tennison. It serves as a center for both natural history and community engagement, frequently hosting special events like country music concerts.story_potoo