Question: Proxy Falls, also known as Lower Proxy Falls, is a cascade and plunge waterfall from a collection of springs on the shoulder of North Sister, the Three Sisters are a complex volcano of three volcanic peaks of the Cascade Volcanic Arc and the Cascade Range in which U.S. state?
Sentence (from "Medicine Lake Volcano"): The volcano is located in a zone of east-west crustal extension east of the main axis of the Cascade Volcanic Arc and the Cascade Range.
Relevant evidence: No