1. A gun sight, comprising: a rear sight for a rear end of a gun, said rear sight having at least two apertures permanently fixed relative to said rear sight; said at least two apertures being disposed along a first horizontal line; a forward sight for a forward end of said gun, said forward sight having a first sight feature and a second sight feature; said first and second sight features being disposed along a second line parallel to said first horizontal line; wherein said forward sight features are sized to be simultaneously viewed within said apertures when said rear sight and said forward sight are mounted on said gun and aimed at a target.