Moon sets behind Dom tower
More info
Pepper’s ghost is an illusion technique used in theatre, haunted houses, dark rides, and magic tricks. It is named after John Henry Pepper, a scientist who popularized the effect in a famed demonstration in 1862. Recent examples of the illusion was the performance of Tupac Shakur (2012) and Michael Jackson on stage.
But by using a smartphone, at jewel case and a shoe box you can easily try it yourself.