The Worm Hole #Aran Islands – A Remarkable Natural Wonder

Table of Contents

Ireland, with its breathtaking landscapes and rich cultural heritage, has always been a top destination for travelers seeking unique experiences.

One such hidden gem that should not be missed during your visit to Ireland is The Worm Hole on Inis Mor, located on the Aran Islands. In this article, we will explore the beauty and allure of this natural wonder, providing you with all the information you need to plan your visit. Join us as we find out what lies beyond its mysterious depths!

The Worm Hole –
An Enigmatic Wonder

The Aran Islands are a unique group of three aran islands off the west coast of Ireland. They are known for their rough landscapes and long history. Though every island has its own hidden gems, Inis Mór is one that stands out.

The Worm Hole, also known as Poll na bPeist, is a natural rectangular-shaped pool located on the edge of a cliff on Inis Mor. This mesmerizing formation was created by the relentless pounding of the Atlantic Ocean over thousands of years, resulting in a deep pool that appears almost otherworldly. The Worm Hole gets its name from the belief that it is an entrance to another world, with local legends and folklore surrounding its location and its enigmatic existence.

What makes The Worm Hole truly special is its unique geological features. The pool is surrounded by towering cliffs and has been the location for the Red Bull Cliff Diving World Championships, adding to its dramatic appearance. The rectangular shape, with its sharp edges and smooth surface, gives it an almost man-made look. The natural pool itself is filled with crystal-clear turquoise water, providing a stark contrast against the rugged coastline. The Worm Hole is not only a sight to behold but also offers an opportunity for adventure seekers to dive into its refreshing waters. —it’s like a window into the sea!

It is also known as poll na bpéist, which means “The Wormhole of the Serpent.”

The story behind
Inis Mór’s Wormhole

Folklore says that the first Wormhole on inis mór out of Inis Mór was made by a giant in one night. People say that he carved out this beautiful sea cave while running away from a furious enemy.

Others think it was made by the legendary “Peist” serpent, which lived in the water around the island. There are stories that this creature would come out of its cave through the Wormhole and destroy the nearby villages until Saint Enda killed it.

Safety Precautions
at the Inis Mór Wormhole.

The Worm Hole is undoubtedly captivating, it is crucial to prioritize safety during your visit. The cliffs surrounding the pool are steep and can be treacherous, so it is important to exercise caution and stay within designated areas. Swimming in The Worm Hole should only be attempted by experienced swimmers and divers, as the strong currents and unpredictable tides can make it dangerous for inexperienced individuals.

Looking into the history and
culture of the Aran Islands

Before setting off towards the Worm Hole, take some time to explore Inis Mor and immerse yourself in the island’s charm. Inis Mor boasts a wealth of historical and cultural sites, such as the ancient fort of Dún Aonghasa, the Seven Churches, and the quaint Kilronan Village itself. You may want to consider renting a bicycle to make the most of your time on the island.

The Aran Islands are full of natural beauty, but they are also steeped in history and culture. People who live on Inis mór island are known for living in a very traditional Irish way. They put a lot of value on the language, music, and crafts that have been passed down from generation to generation.

For those interested in the island’s fascinating history, there are also prehistoric forts and ruins that can be explored.

Getting to the Worm Hole

Before embarking on your journey to the Worm Hole, you need to reach the Aran Islands first. The islands are accessible by ferry from various ports on the mainland. The most popular departure points are Doolin, gort na gcapall, and Rossaveal, both offering regular ferry services to Inis Mór. Doolin is known for its proximity to the iconic Cliffs of Moher, while Rossaveal is closer to Galway City. Choose the port that suits your itinerary and travel plans.

Ferry Services to Inis Mór

Several ferry companies operate between the mainland and the Aran Islands, providing flexibility in terms of departure times and ticket prices. It is advisable to book your tickets in advance, especially during peak tourist seasons, to secure your spot on the ferry. The journey to Inis Mór takes approximately 45 minutes to 1 hour, depending on the weather conditions and the ferry company you choose.

Finding the Worm Hole

From Kilronan Village, you’ll need to make your way to the south-western coast of Inis Mor to reach the Worm Hole. The most straightforward route is to follow the main road that leads out of the village. As you venture further from the village, you’ll be greeted by breathtaking coastal views and rugged landscapes that embody the essence of the Aran Islands.

To reach the Worm Hole, follow the coastal path from the main village of Kilronan towards the western side of the island. The path is well-marked, ensuring you won’t lose your way. When you get to Kilmurvey beach, make a shape left inland and follow the signs to the Worm Hole by walking there. The total time to cycle the 5km to the point where you must walk should take around 35 minutes for the average cyclist.

The short hike to the Worm Hole (20 minutes) where the road stops, is a scenic journey that showcases the island’s raw beauty. As you make your way along the coastal path, you’ll be treated to breathtaking views of the Atlantic Ocean crashing against the cliffs. The path with clear red arrows on rocks to guide you along the way, meanders through lush green fields, ancient stone walls, and occasional grazing sheep, providing a truly authentic Irish countryside experience.

The path leading to the Worm Hole is not paved and can be uneven in places, so wearing sturdy footwear is essential. It’s advisable to bring a map or use a navigation app to ensure you stay on the right track, aran bike hire as the area is relatively remote and lacks signposts. Remember to also pack enough water and snacks to keep yourself hydrated and energized.

Take your time, enjoy the serenity, and don’t forget to capture the stunning vistas with your camera.


What is the Worm Hole?

It’s a natural rectangular-shaped pool formed by the Atlantic Ocean on Inis Mór.

Where on Inis Mór is the Worm Hole located?

Near the base of the cliffs, close to Dún Aonghasa on the island’s south coast.

How do I get to the Worm Hole from Kilronan?

By hiking or cycling, following directions to Dún Aonghasa and then taking the coastal path.

Is the route to the Worm Hole well-marked?

The route isn’t clearly marked, requiring careful navigation or a guide.

How long is the hike to the Worm Hole?

Approximately 1 to 1.5 hours each way from Kilronan, depending on your pace.

Is swimming in the Worm Hole safe?

It can be dangerous due to sharp rocks, depth, and tides.

What should I wear for the hike?

Sturdy footwear and weather-appropriate, wind/waterproof clothing.

Are there facilities at the Worm Hole?

No, it’s a natural site without facilities.

Can I visit the Worm Hole year-round?

Yes, but be cautious of changing weather and sea conditions, especially in winter.

Is there a fee to access the Worm Hole?

No, it’s free to access.

How deep is the Worm Hole?

Depths vary and aren’t always clearly visible. Approach with caution.

Is the Worm Hole child-friendly?

Children can visit but need close supervision due to the terrain and cliffs.

What’s the best time to visit the Worm Hole?

Morning or late afternoon to avoid crowds and for optimal photography light.

Is the Worm Hole signposted from the main road?

Signage is minimal; use a map or GPS for navigation.

Can I bring my dog to the Worm Hole?

Dogs are allowed but should be kept on a leash due to the terrain and livestock.

How should I act at the Worm Hole?

Respect the natural environment, don’t litter, and exercise caution near the edges.

Is the Worm Hole accessible by bike?

You can bike most of the way but will need to walk the final section.

Why is it called the Worm Hole?

Likely due to its rectangular shape, reminiscent of a wormhole.

What makes the Worm Hole famous?

Its unique geometric shape and as a location for the Red Bull Cliff Diving Series.

Is it possible to fish in the Worm Hole?

Fishing is not recommended due to safety and environmental concerns.

Are there any historical sites near the Worm Hole?

Yes, Dún Aonghasa is nearby and worth a visit.

How is the mobile phone signal at the Worm Hole?

Signal can be weak or non-existent; plan accordingly.

What are the coordinates for the Worm Hole?

Coordinates vary; it’s best to refer to a local map or GPS.

Can I picnic at the Worm Hole?

Yes, but bring all trash back with you.

Are there any nearby accommodations?

Kilronan has several options, but none are very close to the Worm Hole.

Is first aid available near the Worm Hole?

No, it’s a remote area. Bring a basic first aid kit.

Can I fly a drone at the Worm Hole?

Check local regulations and weather conditions first.

Is the water in the Worm Hole salty or fresh?

It’s salty, as it connects to the Atlantic Ocean.

What wildlife might I see near the Worm Hole?

Birds, marine life, and perhaps some island livestock.

Are there public restrooms near the Worm Hole?

No, the closest facilities are likely in Kilronan.

Is there a best season to visit the Worm Hole?

Summer for weather, but shoulder seasons for fewer crowds.

How should I prepare for the weather?

The weather can change rapidly; bring layers and waterproof gear.

What should I do in case of an emergency?

Carry a phone for areas with signal and inform someone of your plans.

Is snorkeling or diving in the Worm Hole allowed?

It’s not recommended due to safety concerns.

Can I light a fire near the Worm Hole?

Open fires are discouraged to protect the environment.

Is there a best time of day for photography?

Golden hour, early morning or late afternoon, offers the best light.

Are there any conservation efforts for the Worm Hole?

The area is generally protected, but specific programs vary.

Can the Worm Hole be seen from the road?

No, it’s situated away from the road and requires a hike.

Are there any cultural events related to the Worm Hole?

Not specifically, but local events may celebrate the island’s natural wonders.

What’s the local term for the Worm Hole?

Locally, it’s known as Poll na bPéist.

Is the area around the Worm Hole developed?

No, it’s a natural and mostly untouched area.

How clear is the water in the Worm Hole?

Clarity varies with weather and tides.

What should I avoid doing at the Worm Hole?

Avoid littering, disturbing wildlife, and risky behavior near the edges.

Is camping allowed near the Worm Hole?

Camping is generally not allowed; use designated camping areas.

How do locals view the Worm Hole?

It’s respected as a natural wonder and part of the island’s heritage.

Are there any legends or myths about the Worm Hole?

Local lore is rich, but specific myths about the Worm Hole vary.

What are the safety signs to look for?

Be aware of weather warnings and any local advisory signs.

Can the Worm Hole be reserved for private events?

It’s a public and natural site, so private events are unlikely.

How do I respect the cultural significance of the Worm Hole?

Acknowledge its place in local heritage and abide by any guidelines or requests from the community.

How many days do you need to see everything in the Aran Islands?

How long you stay in the Aran Islands will depend on what you want to do and how long you have. It might only take a few hours to see the Wormhole of Inis Mór. But if you want to see more of the island’s natural beauty and learn about its history and culture, you should plan to stay there for at least one – three full days.


There you have it. The Wormhole of Inis Mór on the Aran Islands is a natural wonder that you should not miss. Visitors can see a unique rock formation and learn about its interesting history and connection to the culture of the area.

The Aran Islands are a great place for nature lovers to visit because they have beautiful views, hidden gems, and lots of outdoor activities. If you plan your trip for the summer months and know that the weather can change quickly, you can make sure that everything goes smoothly and you enjoy your time away.

Get ready for an unforgettable trip through the Wormhole of Inis Mór. Pack your bags, book your boat tour, and get ready to go.

everyone loves the Aran Islands when they have been on an ebike

Client testimonials

Lisa D.


Definitely the highlight of my recent trip to ireland. I am am going to buy an Ebike in the next few weeks.

Hanna A.


I had no idea how cool cycling an ebike was!. I loved every minute of my tour and will definitely return to the Aran Islands to explore it in details. Thanks Guys!.

Andrew R.


I only had a few hours on the island. The ebike allowed me to get up to Dun Aonghas much faster that if used a regular hire.