Taken in the main entrance of the Museum. Notice the bright orb to the left and the dim one to the right. The bright one could be an energy based orb while the dim one is dust.
General Douglas MacArthur
This is a picture of an orb in motion. These are generally indicate spirit activity.
Main entrance of the Museum
Another orb in motion. See it at the top and center.
At first, this appeared to be a light on the outside but upon close study it is seen to be on the inside covering the wood window dividers.
A small orb can be seen hovering in the main stairwell on the second floor.