From the Federal perspective (the National Register of Historic Places is part of the National Park Service), a property owner can do whatever they want with their property as long as there are no Federal monies attached to the property.
I think you probably mean the metaphor of piercing eyes, it means someone who has a really intense look in their eyes. Sometimes it could be that the colour of their eyes is quite different, like a really icy blue colour. piercing eyes are eyes that can see straight through a person. SUPP is right.
Top Definition. grey eyes. Usually seen on people with one green-eyed parent and one blue-eyed parent. A very sexy eye-color. Most grey eyes have the tendancy to change colors from different shades of blue, green, and grey itself.