It’s one of the most frequent dollar bill symbols. There are 13 arrows, 13 olive branch leaves, 13 olive fruits, 13 stars above the eagle, 13 steps of the pyramid, and 13 bars on the shield.

Pyramid Out of all symbols on the U.S. one-dollar bill, the pyramid is one of the most mysterious. It’s found on the left side of the back of the one- dollar bill.