A museum in Philadelphia is unwrapping the mystery of mummy conservation.

The newly installed Lab at the Penn Museum allows visitors to peek behind the scenes as staff members preserve from .

Human and animal mummies, as well as an intricately inscribed coffin, are among the items undergoing treatment and repair.

Museum officials say the glass-enclosed workspace allows the public to share researchers' sense of wonder and the thrill of discovery.

Flat-screen monitors display magnified images of what staff members are working on. Conservators will also set aside time twice a day to answer visitors' questions.

The archaeology and anthropology museum's 42,000-piece Egyptian collection is among the largest in the U.S.