The tour began with an informative movie explaining the Columbia River dam system, its history, and how it provides electric power to Portland and the Northwest. Finally, on the return trip to Portland, the field trip included a brief visit to Multnomah Falls, one of the Portland area's most famous waterfalls and landmarks. Elizabeth follows tour guide Miriam across the top of the dam. Instructor Cora Grey leads students across the dam with the beautiful Columbia Gorge as a backdrop. Cora Grey, Ted, and Owen descend into the bowels of the dam.
Students view one of the hydroelectic generators.
The students try to catch a glimpse of migrating salmon and steelhead in one of the fish ladders. Cora Grey, Joey, Elizabeth, and Andrey analyze a caterpillar. Elizabeth, with Columbia River behind her. Ahjane and Cora Grey examine the fish hatcheries.