Cosmic Cavern, Southwest Arkansas Travel Guide

4.8 (1770)

Discover Arkansas's largest privately-owned cave: explore stunning formations, mysterious lakes, and unique wildlife at Cosmic Cavern!

Explore the depths of Cosmic Cavern, Arkansas's largest privately-owned show cave, located near Berryville. Discovered in 1845, this natural wonder boasts stunning formations, bottomless lakes, and a constant 64°F temperature, making it a comfortable year-round destination.

A brief summary to Cosmic Cavern

6386 AR-21, Berryville, Arkansas, 72616, US
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Monday 9 am-5 pm
Tuesday 9 am-5 pm
Wednesday 9 am-5 pm
Thursday 9 am-5 pm
Friday 9 am-5 pm
Saturday 9 am-5 pm
Sunday 9 am-5 pm

From Eve

Know before you go

Hi, I'm Eve. Here are a few practical things to know before exploring Cosmic Cavern.

Wear comfortable shoes suitable for walking on potentially slippery surfaces and navigating stairs.
Bring a light jacket or sweater, as the cave maintains a constant 64°F (18°C) temperature.
Consider bringing a camera to capture the unique geological formations, but be mindful of the low-light conditions.
If visiting during winter, be on the lookout for golden and bald eagles in the area surrounding the cavern.

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Explore Cosmic Cavern on the Map

A handpicked selection of must-see spots near Cosmic Cavern, mapped for you.

Getting There

Driving

Cosmic Cavern is located at 6386 AR-21, Berryville, AR 72616, approximately halfway between Eureka Springs and Branson, Missouri. From either city, take Highway 21 to the north of Berryville. The cavern is well-signed and has a dedicated parking area. Parking is free and generally readily available.

Discover more about Cosmic Cavern

Cosmic Cavern, nestled in the Ozark Mountains near Berryville, Arkansas, offers a captivating journey into the subterranean world. Discovered in 1845 by John Moore while prospecting for lead, the cave has a rich history, having been mined for onyx and even rumored to have served as a hideout for Bonnie and Clyde. Today, it stands as Arkansas's largest privately-owned show cave, drawing visitors with its stunning natural beauty and fascinating geological features.The cave maintains a constant 64°F temperature and 96% humidity, making it the warmest cave in the Ozarks and a comfortable escape no matter the season. During the 1 hour and 15 minute guided walking tour, you'll traverse well-lit pathways, marvel at a variety of formations including stalactites, stalagmites, flowstone, and the Ozarks' longest known soda straw.Cosmic Cavern is also home to two underground lakes, rumored to be bottomless, adding to the mystery and allure of the cave. The 'North Lake Passage,' discovered in 1993, was hailed as a must-see attraction and even featured on national news. Keep an eye out for the Ozark blind salamander, a unique species adapted to the cave's dark environment. For a more adventurous experience, consider the Wild Cave Tour, which takes you into undeveloped sections of the cave, offering a chance to crawl and climb through hidden passages.