Looking for travel information about Frederickson? Explore the best travel advice on Frederickson, United States. A gripping city on its own right, Seattle also deserves a visit. Take a short trip from Frederickson and set some time aside to explore the Seattle. Dotted with places like Sky View Observatory, Hiram M. Chittenden Locks, University Of Washington; it will definitely be a good idea. Popular vacation packages of Frederickson are of 1-2 days.