50 Dollars "American Platinum Eagle" (Bullion Coinage) , United States

Obverse: CHRISTOPH KARL 42 AVENUE A, NEWYORK., Reverse: Woman sitting with left hand on shield and right hand pointing to the distant left. Hills in the background, sea in the foreground. Flag is dropped behind woman

Obverse: Bust of George Washington to left, value below., Reverse: Elk in front of mountain view, date below.

Obverse: Sacagawea (1788-1812), with child. She was a Shoshone native american. She was an translator and a guide to the Lewis and Clark expedition., Reverse: Native American woman sowing seeds of the Three Sisters (main agricultural crops of some Native American: squash, maize, and climbing beans). It symbolizes the Indian tribes' contributions to agriculture.