cross country trip, $ for suggestions

[ALReturnsLOL]

ok I have 25$ ftp to give away, and here is what I need. I am going to be taking off from Charleston,WV, and driving to Seattle Washington. Basically I need 2 things, one person gets prize for listing the most cool stuff I can do on teh drive, second gets a prize for the cheapest rental car. I need to be able to leave it in seattle tho, I wont be coming back for a while

edit to say I like casinos and fun stuff