Mount St Helens Viewpoint
Breathtaking Views at Mount St. Helens Viewpoint
Experience the breathtaking beauty of Ape Cave—an extraordinary underground adventure in Washington's stunning volcanic landscape.
Ape Cave, located in Washington, is a mesmerizing underground wonder that offers an unforgettable adventure for tourists. This stunning lava tube cave, created by volcanic activity, stretches over 2 miles and is one of the longest of its kind in North America. As you embark on a journey through the cave, you'll be captivated by the unique geological formations, fascinating lava flows, and the cool, damp atmosphere that transports you to another world. Whether you're an avid spelunker or a casual explorer, Ape Cave guarantees an exhilarating experience surrounded by nature's raw beauty.
Opening times, essentials, and a few local tips gathered into one calmer, easier-to-scan planning section.
Car
If you're traveling by car, start from the town of Castle Rock, WA. Head east on WA-504 E towards Mount St. Helens National Volcanic Monument. Continue on WA-504 E for approximately 15 miles. Once you reach the junction, follow the signs to Ape Cave, which will direct you to a right turn onto Spirit Lake Highway (WA-504). Drive for about 6 miles until you reach the Ape Cave parking area, located on your left. Make sure to have a $5 day-use fee ready for entry.
Public Transportation + Hiking
For those using public transportation, you can take a Greyhound bus to Castle Rock, WA. From Castle Rock, you will need to find a local taxi or rideshare service to take you to Ape Cave, as public transit options are limited. The taxi ride will take approximately 30 minutes and cost around $40. Once at the Ape Cave parking area, you'll need to hike about 1 mile to the cave entrance. Make sure to wear sturdy shoes and bring a flashlight!
Use Ape Cave as your starting point for nearby food, family ideas, nightlife, and more local discoveries.
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