I-29 Exit 143 North to Singing Hills Blvd. to
Lewis
Blvd.
Go 1 mile
Sioux City
Breathtaking view of Missouri River.
100 foot Sandstone Obelisk is in memory of Sgt. Charles Floyd, the only member
who died in 1804 on the Lewis and Clark expedition. The first historic landmark
registered in 1960.