“We’re used to the look of sandstone altars and reliefs in museums but we forget that they were originally painted in bright colours,” says Andrew Parkin, the Museum’s Keeper of Archaeology. “The paint has been lost over the centuries but researchers have found trace amounts of pigment using ultraviolet light and x-rays. These new projected animations really make the altars stand out and add greatly to the Hadrian’s Wall gallery in the museum.” https://museumcrush.org/roman-altars-reveal-th