If you only have a little time and want to see something spectacular, don't leave out the visitor center at Mt. St. Helens.
Catch a bite on the water and watch the boats come and go at the marina and on the river.
For a quick getaway and stop along the way, that is RV friendly, Enchanted Forest might be just the place for a few hours of fun and enjoyment.
If you have any RV needs to complete your RV adventure then Camping World is nearby.
Fuel on the way (use the Autos and Truck pumps) and store for any last minute needs. Easy to fill up here on the way back from your RV adventure.
If you need air in the tires (100PSI) or have funny brake noises then Les Schwab is here to help.
Easy access for both propane and gas. Able to pull in and get propane coming from west to east very easily. Then able to proceed directly to the gas pumps to fill up with 92 octane fuel.
Easy access for RV Dump station facility. 24-7 pay station (credit card) and close to drop-off site.