Check out the sulfur mine at the park’s southwest entrance Sulphur Works. Here you’ll discover mud pots and fumaroles , and you’ll be standing in the midst of ancient volcano Mount Tehama, that used to soar 11,000 ft into the sky. The railbikes do permit for a stage of electric help if you’re nervous about getting too drained. It’s a unique approach to expertise the coastal redwoods in the space. Russian Gulch State Park is in style for it’s natural magnificence, but also due to the Russian Gulch Bridge.