The upper falls of the Multnomah Falls drop 542 feet (165 m) and the lower falls add another 69 feet (21 m), making it the second tallest year-round waterfall in the United States.
The upper section of the Multnomah Falls as seen from the footbridge
The Oneonta Tunnel at the Historic Columbia River Highway in Oregon was filled with debris in 1948 and reopened in 2009