What are must see things/places in Tri-cities Washington?

Question

I will be visiting the Tri-Cities area sept 7 - 9. my late afternoons and evenings will be taken up but i will have mornings and early afternoon to go check things out. What are some things to see and do while im there?

Answer 1

The river was pretty--I went there for a day and was disappointed, hope its better for you.