The Congress shall have Power To...coin Money, regulate the Value thereof, and of foreign Coin.... Congress’s power to coin money is exclusive. Article I, Section 10, Clause 1 (State Coinage ...

From colorful bills to bizarre coins, this foreign money collection is anything but ordinary. Featuring strange shapes, rare currencies, and eye-catching designs from all over the world ...

with Augustus — also known as Octavian — famously gifting a variety of exotic coins and foreign currency as gifts during the celebration of Saturnalia. The market has since been highly formalized, ...