It was not until 1878 that another fossil find, this time in Belgium, made it possible to know what an iguanodon really looked like. There, in a coal mine, several dozen complete skeletons of iguanodons were found piled together. Fossil bones and teeth of another ancient creature had by this time been found, though no complete skeleton had come to light. The great discovery in Belgium proved beyond any doubt that these monsters did indeed exist at one time on the earth. From that point, fossils of