On July 25th, 1806 Captain William Clark wrote this in his journal, " I marked my name and the day of the month and year," describing the inscription he left on the side of what he termed "Pompy's Rock" which he named after Baptiste Charbonneau whose mother was Sacajawea, the party's interpreter...
It's Clark Days this Saturday and Sunday at Pompey's Pillar. Come out at around 3 P.M.. "Revisiting The Trail" is the theme this year. There will be food, kid and family activities, historical presentations, and free camping on site...