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HomeI-80 AttractionsLost River Caverns - Hellertown, PA

Lost River Caverns – Hellertown, PA

Lost River Caverns, located in Hellertown, Pennsylvania, is a captivating underground wonder that beckons adventurers and nature enthusiasts alike. This attraction boasts a rich history, stunning geological formations, and an immersive experience that leaves visitors in awe.

Unveiling the Lost River Caverns History

A Geological Journey Through Time

Lost River Caverns traces its roots back millions of years, where the forces of nature sculpted its intricate formations. Discovered in 1883, this subterranean marvel has since been a testament to the enduring beauty of the Earth’s geological history. As you step into the caverns, you are stepping into a world frozen in time, a geological journey waiting to be explored.

The Discovery and Early Exploration

The discovery of Lost River Caverns is a tale of curiosity and exploration. Local limestone quarry workers stumbled upon the entrance, revealing a series of underground chambers adorned with breathtaking stalactites and stalagmites. As news of this underground wonder spread, Lost River Caverns became a magnet for those seeking to unravel the mysteries hidden beneath the surface.

The Underground Wonderland

Stalactites and Stalagmites: Nature’s Artistry

One of the highlights of Lost River Caverns is its remarkable stalactites and stalagmites. These natural formations, created over thousands of years, showcase the incredible artistry of nature. The caverns’ chambers are adorned with delicate formations, some resembling cascading curtains and others forming towering pillars. Guided tours offer visitors an up-close look at these geological wonders, providing insights into the fascinating processes that shaped them.

The Lost River: A Subterranean Watercourse

True to its name, Lost River Caverns features an underground river that winds its way through the caverns. The Lost River, with its crystal-clear waters, adds a touch of serenity to the subterranean landscape. Visitors can witness the tranquil flow of the river as it meanders through the caverns, creating a mesmerizing ambiance that adds to the overall enchantment of the underground world.

A Unique Visitor Experience

Guided Tours: Navigating the Depths

Exploring Lost River Caverns is an immersive experience, and guided tours play a pivotal role in ensuring visitors make the most of their underground journey. Knowledgeable guides lead groups through the caverns, sharing insights into the geology, history, and anecdotes that make Lost River Caverns a truly special destination. The guided tours offer a perfect balance of education and awe, catering to both casual visitors and avid spelunkers.

Gemstone Mining: Unearth Treasures

For those seeking a hands-on adventure, Lost River Caverns offers gemstone mining activities. Visitors can try their hand at uncovering hidden gems, including fossils, crystals, and minerals. This interactive experience adds an extra layer of excitement to the visit, allowing guests to take home a tangible piece of the subterranean magic they’ve encountered.

Planning Your Visit to Lost River Caverns

Practical Information

Lost River Caverns welcomes visitors throughout the year, but it’s advisable to check for seasonal hours and any special events. The caverns maintain a comfortable temperature, making it a suitable destination regardless of the weather outside. Be sure to wear comfortable clothing and sturdy shoes suitable for walking through the caverns.


The caverns are equipped to accommodate visitors with varying levels of mobility. While some areas may have limited accessibility, the overall design aims to make the experience inclusive. It’s advisable to contact Lost River Caverns in advance if you have specific accessibility concerns.

Things to Know Before You Go

  • The cavern and gift shop/visitors’ center are NOT wheelchair or stroller accessible. Front baby carriers are permitted. Back baby carriers are NOT permitted.
  • The following items are NOT permitted in the cavern: backpacks, oversized bags, strollers, walking sticks, umbrellas, tripods, monopods, selfie sticks, video cameras, food and beverages.
  • Pets are NOT allowed in the cavern or gift shop/visitors’ center. Please do NOT leave pets unattended in hot cars.
  • Parking is limited. If the parking lot in front of the building is full, please park directly across the street in our Picnic Grove.

The Details

Lost River Caverns
726 Durham Street
Hellertown, Pennsylvania 18055
Telephone: (610) 838-8767

Hours of Operation
Summer Hours (Memorial Day weekend through Labor Day)
Monday – Friday: 9:00am- 6:00pm (store), 9:30 am – 5:30 pm (cavern tours)
Saturday: 9:00am- 6:00pm (store), 9:30 am – 5:30 pm (cavern tours)
Sunday: 9:00am- 6:00pm (store), 9:30 am – 5:30 pm (cavern tours)
Winter Hours (September – May)
Monday – Friday: 9:00am- 5:00pm (store), 10:00 am – 4:00 pm (cavern tours)
Saturday: 9:00am- 6:00pm (store), 9:30 am – 4:30 pm (cavern tours)
Sunday: 9:00am- 6:00pm (store), 9:30 am – 4:30 pm (cavern tours)

Adults (13+): $16.00
Children (3-12): $11.00
Infant (2 and under): FREE

From I-80 east or west: Take I-80 to exit 302 (PA 33), then take PA 33 south to I-78. Continue west on I-78 to exit 67 (PA 412, Main Street). At end of ramp turn left onto Main Street (PA 412), then left on East Depot Street to Durham Street. Turn left of Durhan Street. Lost River Caverns is on your right.

Lost River Caverns is a journey through time and a testament to the Earth’s captivating beauty. Whether you’re a seasoned adventurer or a casual visitor, exploring the depths of Lost River Caverns promises an unforgettable experience. From the stunning formations to the underground river, every aspect of this hidden gem invites you to unravel the mysteries beneath the surface and appreciate the wonders that nature has sculpted over millennia. So, if you’re ready for a subterranean adventure, Lost River Caverns awaits, promising a voyage into the heart of Pennsylvania’s geological legacy.

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