It had been claimed to have fossil shells on the surfaces "that dated back 500,000 years" but the University of Washington geologist could find no evidence of this claim. This raises the question of "the qualifications and competency of the original alleged geologist ... in 1961". The reason the artifact gained the fame that it did was because of the shell claim. , the artifact resides at the Pacific Science Center in Seattle, where it is shown in an exhibition called "What Is Reality?"