What sites lie between The Dalles and Soda Springs

South Pass marks the halfway point of the Oregon Trail, a powerful symbolic landmark that lacked any distinguishing feature which we would actually think of as a landmark. Here, the emigrants crossed the Continental Divide and the eastern boundary of Oregon Territory. The Oregon Trail.

Explanation:

hello most volcanoes are located at either divergent or convergent plate

this is where the plate motions aswell form magma