Bonneville Lock and Dam is one of the Columbia River Gorge's main engineering sights. Visitors can see the dam complex and fish ladder, where salmon pass through much of the year, with the strongest runs usually in fall.
Bonneville Lock and Dam is one of the Columbia River Gorge's main engineering sights. Visitors can see the dam complex and fish ladder, where salmon pass through much of the year, with the strongest runs usually in fall.