Clatskanie Flippin Castle National Historic Site , at 620 S.W. Tichenor St., is an Edwardian-style residence crowned with twin turrets, creating a castle-like appearance. It was built in 1900 for prominent lumber businessman Thomas Flippin and his family. The house is furnished in period and features two Italian marble fireplaces. Tours are available by appointment with at least 24-hours' notice; phone (503) 728-3608.