In the mood for a unique adventure in Maryland? Then check out this cave that belongs on your bucket list. You can take a tour of the Crystal Grottoes Caverns, which has a very unique claim to fame: it’s home to more formations per square foot than any other cave in the world. Really! Read on for the details and bring the family — this easy and surreal attraction is great for any age.

You’ll find the cave along Shepherdstown Pike in Boonsboro, Maryland.

Google Maps It’s the only show cave in Maryland and was first discovered by accident in 1920 after a construction crew was drilling for gravel. It opened to the public in 1922, and it’s one of the most unique things to do in Maryland.

Just be on the lookout for this big red sign…

Facebook / Crystal Grottoes Caverns You can’t miss it!

…And this building, that’s actually the entrance to the caverns.

TripAdvisor / Donna C Crystal Grottoes tours is locally owned and operated. They’re now in their fourth generation, continuing their passion for showing others this unique cave.

The cost is $20 for adults and $10 for children. Keep in mind that this spot is cash-only. Come prepared!

Facebook / Crystal Grottoes Caverns Tours last anywhere from 30-45 minutes, and your knowledgeable guide will explain everything there is to know about how the cave was formed, all of the different rooms within the cave, and more.

The inside of the caverns are a constant 54 degrees year-round. Be sure to bring a jacket.

Facebook / Crystal Grottoes Caverns

Along the tour you’ll wind through tunnels…

Facebook / Crystal Grottoes Caverns

…and marvel at tall walls that are full of natural formations.

Facebook / Crystal Grottoes Caverns

In fact, the cave is home to more natural formations per square foot than any other cave known to man. Impressive!

Facebook / Crystal Grottoes Caverns

Keep your eyes peeled for all of the little details.

Facebook / Crystal Grottoes Caverns

Bring a camera, bring the family, and have fun walking through this unique natural wonder in Maryland.

Facebook / Crystal Grottoes Caverns

For more information, visit the website. You can also follow the official Facebook page by clicking here.

Google Maps

It’s the only show cave in Maryland and was first discovered by accident in 1920 after a construction crew was drilling for gravel. It opened to the public in 1922, and it’s one of the most unique things to do in Maryland.

Facebook / Crystal Grottoes Caverns

You can’t miss it!

TripAdvisor / Donna C

Crystal Grottoes tours is locally owned and operated. They’re now in their fourth generation, continuing their passion for showing others this unique cave.

Tours last anywhere from 30-45 minutes, and your knowledgeable guide will explain everything there is to know about how the cave was formed, all of the different rooms within the cave, and more.

For another unique Maryland adventure, consider checking out Glow In The Park. You can climb and fly through a forest canopy at this lit-up obstacle course!

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OnlyInYourState may earn compensation through affiliate links in this article.

Address: Crystal Grottoes Caverns, 19821 Shepherdstown Pike, Boonsboro, MD 21713, USA

The OIYS Visitor Center

unique things to do in Maryland November 18, 2022 Jackie Ann What are some unique things to do in Maryland? There are plenty of unique things to do in Maryland that will keep the entire family entertained. Some of the most unique destinations in Maryland include:

Hike the trails within Jug Bay Wetlands Sanctuary Spend a day exploring Boonsboro, Maryland South Mountain Creamery

Check out this article for more hidden gems in Maryland. Where are the best hiking trails in Maryland? Nature lovers will thoroughly enjoy hitting some of the best hiking trails in Maryland. Some of the best hiking trails in Maryland include:

The Billy Goat Trail in Potomac Maryland Heights in Harpers Ferry National Historical Park The cliff hike at Calvert Cliffs State Park The trails within Rocks State Park

For more of the best hiking spots in Maryland, check out this article highlighting 38 hiking trails in Maryland. What state parks should I visit in Maryland? There are 54 state parks in Maryland and each one is worthy of a visit. Some of the most popular state parks in Maryland include:

Elk Neck State Park  Patapsco Valley State Park Swallow Falls State Park

Check out this article for some of the most scenic state parks in Maryland, and check out this article for some of the lesser-known state parks in Maryland.

The OIYS Visitor Center

unique things to do in Maryland

November 18, 2022

Jackie Ann

What are some unique things to do in Maryland? There are plenty of unique things to do in Maryland that will keep the entire family entertained. Some of the most unique destinations in Maryland include:

Hike the trails within Jug Bay Wetlands Sanctuary Spend a day exploring Boonsboro, Maryland South Mountain Creamery

Check out this article for more hidden gems in Maryland. Where are the best hiking trails in Maryland? Nature lovers will thoroughly enjoy hitting some of the best hiking trails in Maryland. Some of the best hiking trails in Maryland include:

The Billy Goat Trail in Potomac Maryland Heights in Harpers Ferry National Historical Park The cliff hike at Calvert Cliffs State Park The trails within Rocks State Park

For more of the best hiking spots in Maryland, check out this article highlighting 38 hiking trails in Maryland. What state parks should I visit in Maryland? There are 54 state parks in Maryland and each one is worthy of a visit. Some of the most popular state parks in Maryland include:

Elk Neck State Park  Patapsco Valley State Park Swallow Falls State Park

Check out this article for some of the most scenic state parks in Maryland, and check out this article for some of the lesser-known state parks in Maryland.

The OIYS Visitor Center

The OIYS Visitor Center

There are plenty of unique things to do in Maryland that will keep the entire family entertained. Some of the most unique destinations in Maryland include:

  • Hike the trails within Jug Bay Wetlands Sanctuary
  • Spend a day exploring Boonsboro, Maryland
  • South Mountain Creamery

Check out this article for more hidden gems in Maryland.

Where are the best hiking trails in Maryland?

Nature lovers will thoroughly enjoy hitting some of the best hiking trails in Maryland. Some of the best hiking trails in Maryland include:

  • The Billy Goat Trail in Potomac
  • Maryland Heights in Harpers Ferry National Historical Park
  • The cliff hike at Calvert Cliffs State Park
  • The trails within Rocks State Park

For more of the best hiking spots in Maryland, check out this article highlighting 38 hiking trails in Maryland.

What state parks should I visit in Maryland?

There are 54 state parks in Maryland and each one is worthy of a visit. Some of the most popular state parks in Maryland include:

  • Elk Neck State Park
  • Patapsco Valley State Park
  • Swallow Falls State Park

Check out this article for some of the most scenic state parks in Maryland, and check out this article for some of the lesser-known state parks in Maryland.