Rain Chain

FIG. 1 is a top perspective view of a rain chain; FIG. 2 is a side view, the opposite side being a mirror image thereof; FIG. 3 is a top plan view thereof; and, FIG. 4 is a perspective view of the rain chain shown in FIG. 1 in an environment of use. The broken lines depict environmental subject matter and form no part of the claimed design.