Sulphur Works Roadside Overlook is a roughly 0.5-mile out-and-back foot trail in Lassen Volcanic National Park, California. Difficulty: easy, from Trailbound's popular-hike list. That is the full hike: the mapped trail line covers only 0.26 mi of it, so don't plan from the map line alone.
Open Sulphur Works Roadside Overlook on Trailbound's interactive map to see the full route, the elevation profile, today's forecast and any park alerts for Lassen Volcanic. Lassen Volcanic has permits or reservations for some areas: see the Lassen Volcanic page for what's needed.