From Seattle:
Take I-5 to I-205 in Vancouver
Merge onto I-205
Travel along I-205 into Oregon
Take the Hwy 30 / Columbia Blvd Exit Just past the airport
Go WEST on 30 (Right)
After the right, there will be a light immediately in front of you, turn RIGHT onto Columbia
Travel down Columbia until you see the Holiday Inn
Turn Right into their parking lot
The convention center is the Large 1 story building on your right.

From Salem
Take I-5 to I-205
Merge onto I-205

Take the Hwy 30 / Columbia Blvd WEST Exit Just before the airport
Go WEST on 30 (Right)
After the right, there will be a light immediately in front of you, turn RIGHT onto Columbia
Travel down Columbia until you see the Holiday Inn
Turn Right into their parking lot
The convention center is the Large 1 story building on your right.

From the East
Take Hwy 84 to I-205 NORTH
Merge onto I-205

Take the Hwy 30 / Columbia Blvd WEST Exit Just before the airport
Go WEST on 30 (Right)
After the right, there will be a light immediately in front of you, turn RIGHT onto Columbia
Travel down Columbia until you see the Holiday Inn
Turn Right into their parking lot
The convention center is the Large 1 story building on your right.

From the West
Take Hwy 84 to I-205 NORTH
Merge onto I-205
Take the Hwy 30 / Columbia Blvd WEST Exit Just before the airport
Go WEST on 30 (Right)
After the right, there will be a light immediately in front of you, turn RIGHT onto Columbia
Travel down Columbia until you see the Holiday Inn
Turn Right into their parking lot
The convention center is the Large 1 story building on your right.

From the Airport (PDX International)
Take Airport way EAST to 82nd
Turn Right onto 82nd
Travel South on 82nd
Take the Columbia Blvd exit
Turn LEFT onto Columbia Blvd