Background

Explore the Wonders of Ape Cave Interpretive Site

Discover the awe-inspiring volcanic formations and scenic hiking trails at Ape Cave Interpretive Site in Washington's enchanting wilderness.

4.8

The Ape Cave Interpretive Site, located in the heart of Washington's stunning landscape, is a premier destination for outdoor enthusiasts and nature lovers. This hiking area is home to one of the longest lava tubes in North America, formed by the eruption of Mount St. Helens nearly 2,000 years ago. Visitors can explore the fascinating underground world of the cave, which stretches for nearly 2.5 miles. The cool, dark tunnels boast impressive geological formations, making it a unique experience for adventurers of all ages. As you traverse the cave, you'll encounter various features such as the 'Skookumchuck' and 'Cave of the Winds,' offering insight into the volcanic history of the region. The hike through the tube can be challenging, so be prepared with appropriate footwear and a flashlight. Beyond the cave, the surrounding landscape provides numerous trails for hiking, where you can immerse yourself in the lush greenery and vibrant wildlife of the Gifford Pinchot National Forest. Visitors to the Ape Cave Interpretive Site can enjoy year-round activities, although during winter, caution is advised due to icy conditions. The site is accessible from early morning until dusk, allowing ample time to explore its natural wonders. With its intriguing geological features and stunning scenery, the Ape Cave Interpretive Site promises a memorable experience for everyone, from families to seasoned hikers.

Local tips

  • Bring a reliable flashlight, as parts of the cave can be very dark.
  • Wear sturdy shoes; the cave floor can be uneven and slippery.
  • Plan your visit during the week to avoid large crowds, especially on weekends.
  • Check weather conditions before your visit, particularly in winter months.
  • Consider bringing layers, as temperatures can vary significantly inside the cave.
widget icon

Buy Tickets

    No tickets available

Book Tours

    No tours available

A brief summary to Ape Cave Interpretive Site

  • Monday 5 am-9 pm
  • Tuesday 5 am-9 pm
  • Wednesday 5 am-9 pm
  • Thursday 5 am-9 pm
  • Friday 5 am-9 pm
  • Saturday 5 am-9 pm
  • Sunday 5 am-9 pm

Getting There

  • Car

    If you are driving, head towards the town of Cougar, WA. From the center of Cougar, continue on WA-503 N for about 7 miles until you reach the junction with NF-90. Turn left onto NF-90. Follow NF-90 for approximately 3 miles until you see the sign for Ape Cave Interpretive Site. There is a parking lot available at the site. Note that there may be a parking fee, so be prepared with cash or a credit card.

  • Public Transportation

    Public transportation options are limited in this area. If you are relying on public transport, your best bet is to take a Greyhound or local bus service to a nearby city such as Longview or Vancouver, WA. From there, you would need to rent a car or arrange for a rideshare service like Uber or Lyft to reach Cougar, WA. After arriving in Cougar, follow the driving directions mentioned above to reach the Ape Cave Interpretive Site.

  • Hiking

    If you are already in Mount St. Helens National Volcanic Monument and prefer to hike, check local trails that lead towards Ape Cave. There are several trails in the area, but ensure you have a good map or GPS, as the terrain can be challenging. Always inform someone about your plans and expected return time, and bring plenty of water and snacks.

Popular Experiences near Ape Cave Interpretive Site

Popular Hotels near Ape Cave Interpretive Site

Select Currency