Pontcysyllte Aqueduct | Llangollen | Wales | United Kingdom

Pontcysyllte Aqueduct

Sightseeing attraction | Llangollen | Wales | United Kingdom

Pontcysyllte Aqueduct - A masterpiece of engineering and UNESCO World Heritage Site

The Pontcysyllte Aqueduct, located in Llangollen, Wales, is one of the most impressive water bridges in the world and a masterpiece of engineering from the early 19th century. It is considered the longest and highest aqueduct in Great Britain and is part of the UNESCO World Heritage Site, as it represents an outstanding achievement of the industrial revolution. The aqueduct spans the River Dee valley and offers a breathtaking view of the surrounding landscape.

History of the Pontcysyllte Aqueduct
The aqueduct was built between 1795 and 1805 and was part of the Ellesmere Canal, which was designed to facilitate the transport of coal, limestone, and other goods. The region was a significant center of industry at that time, and the construction of the aqueduct provided a direct connection between North Wales and the English Midlands.

The design was carried out by the famous engineers Thomas Telford and William Jessop, who were pioneers in canal construction in Britain. The name Pontcysyllte means "bridge that connects" in Welsh - a fitting name for a structure that overcame the geographical barriers of the region.

The completion of the aqueduct was a significant technological achievement that was ahead of its time. Thanks to innovative construction methods, it became one of the greatest engineering works of the early 19th century and remains a symbol of the achievements of the industrial revolution.

Architecture and construction
The Pontcysyllte Aqueduct is an impressive iron and stone structure that spans 38 meters high and 307 meters long over the River Dee valley.

# Special construction features:
- 19 massive stone piers that support the aqueduct and are founded on the rocky ground of the Dee valley.
- Cast iron troughs that carry the canal water and demonstrate Telford's innovative technique.
- A narrow footbridge along the aqueduct, allowing visitors to experience the impressive structure up close.
- Waterproofing with linen and ox blood, a historical method used to seal the aqueduct.

The construction was revolutionary at the time, as the use of cast iron for water channels was a new construction method that had not been implemented on this scale before.

Significance as a UNESCO World Heritage Site
In 2009, the Pontcysyllte Aqueduct was added to the UNESCO World Heritage List as an outstanding example of technological progress during the industrial revolution. UNESCO particularly acknowledged:
- The engineering innovations that shaped canal construction in Europe.
- The technical brilliance of Thomas Telford, who created a lasting infrastructure with the aqueduct.
- The landscape integration, making the structure a harmonious blend of technology and nature.

Today, the aqueduct is not only a historical monument but also a functioning part of the British canal system.

Experiences for visitors
# 1. A boat trip on the aqueduct
One of the most spectacular ways to experience the structure is by taking a boat trip on the aqueduct. During the crossing, visitors can enjoy breathtaking views of the Dee valley, the surrounding forests, and the picturesque Welsh landscape.

# 2. Walks along the aqueduct
For visitors who prefer to explore on foot, there is a narrow footbridge along the water channel. A walk on the aqueduct offers stunning views, especially at sunset.

# 3. Hiking in the area
The landscape around the aqueduct is ideal for hiking and offers various routes that showcase the structure from different perspectives. Popular hiking trails include:
- The Llangollen Canal Walk, which follows the canal.
- The viewpoint route of the Dee valley, providing a spectacular view of the aqueduct from a distance.
- The Offa's Dyke Path, a historic trail that runs along the border between Wales and England.

# 4. Kayaking and canoeing
For the more adventurous, there is the opportunity to cross the aqueduct with a kayak or canoe - an exciting way to experience the structure from a unique perspective.

# 5. Visiting nearby attractions
The aqueduct is located near Llangollen, a charming Welsh town with other attractions, including:
- Llangollen Railway, a historic steam train.
- Castell Dinas Brân, a castle ruin on a hill with a spectacular view over the region.
- Horseshoe Falls, a picturesque lock that is part of the Llangollen Canal.

Technical significance and preservation
Despite its age, the Pontcysyllte Aqueduct remains fully functional to this day and is an important part of the British canal system. It is maintained by the Canal & River Trust organization, which ensures that the structure remains in optimal condition.

Special preservation measures include:
- Regular inspections of the cast iron structure and stone piers.
- Maintenance of waterproofing to keep the original sealing system functional.
- Conservation of historical elements to preserve the aqueduct for future generations.

Conclusion
The Pontcysyllte Aqueduct is a true masterpiece of engineering and one of the most impressive structures of the industrial revolution. With its unique architecture, historical significance, and breathtaking location, it is a must-see for visitors to Wales.

Whether by taking a boat trip on the aqueduct, walking along the canal, or simply enjoying the spectacular views - the Pontcysyllte Aqueduct offers a unique blend of history, technology, and nature. It is not only a significant monument of the past but also a living and functioning symbol of the innovation of its time.
Pontcysyllte Aqueduct Llangollen

Contact details

Web

Phone

Address
Station Rd
Trevor
LL20 7TY Llangollen

Map view

Opening hours

Sunday0:00 - 0:00
Monday0:00 - 0:00
Tuesday0:00 - 0:00
Wednesday0:00 - 0:00
Thursday0:00 - 0:00
Friday0:00 - 0:00
Saturday0:00 - 0:00

Reviews

6558 Reviews

Maciej Luboiński
06.02.2025

Zrobił wrażenie. Jest moc. Szkoda ze nie było możliwości sie przespacerować po nim. Postaram sie wrócić. Ha
Pedro Evaristo Ferreira Campos
02.02.2025

Beautiful landmark but closed
Buddy Floyd
01.02.2025

Scary as hell, it's like flying in a boat
Trevor Broughal
01.02.2025

Don't bother, it's closed today, no reason and says its open so we drove 3 hours lol
John Reid
29.01.2025

Closed not signs to notify
VoodooToad
23.01.2025

Looked great from the side, unfortunately the Aqueduct was all fenced up on the correct side of the bank and the gate was locked. I feel like they could have done a better job with awareness, even at the car park. Wasted journey. Some lovely views though and I’m sure it’s amazing when you can cross.
Anatori Sealife
09.01.2025

The Pontcysyllte Aqueduct, located at Station Road, Trevor, Llangollen, is a stunning marvel of engineering and a truly unique experience. Known as the "Stream in the Sky," this UNESCO World Heritage Site offers breathtaking views and an unforgettable adventure for visitors. Walking along the aqueduct, one feels a mix of awe and admiration for the ingenuity of its creators. Designed by Thomas Telford and completed in 1805, it stands as the highest navigable aqueduct in the world, with a height of 38 meters and spanning over 300 meters across the River Dee valley. The slender cast iron structure, supported by impressive stone pillars, creates a picturesque contrast with the surrounding lush green landscape. It’s a sight like no other and one that leaves a lasting impression. For those not afraid of heights, strolling across the aqueduct is an exhilarating experience. The views of the river and countryside below are stunning, and the sense of walking on such a narrow pathway above the valley adds an extra thrill. It’s easy to imagine how amazing it would be to take a narrowboat across, floating serenely through the air with panoramic views all around. That’s definitely on my list for the future! On our visit, we opted to walk and enjoy the scenery. The experience was serene yet awe-inspiring, and the tranquility of the place made it all the more special. The aqueduct is well-maintained, with nearby parking and facilities, making it accessible and convenient for visitors. Whether you walk, bike, or take a boat ride, Pontcysyllte Aqueduct is a must-visit attraction for anyone who loves history, architecture, or natural beauty. It's a one-of-a-kind experience that I highly recommend to anyone visiting the area.
Seokjin Ham
21.01.2025

This aqueduct, which spans the River Dee in Wales, is a globally renowned canal structure, standing approximately 38 meters high, making it one of the tallest aqueducts in the world. It is considered an engineering masterpiece and an important legacy of the Industrial Revolution in Britain. Built to transport coal, iron ore, and other materials during the Industrial Revolution, the aqueduct was designed by Thomas Telford and supervised by William Jessop, with construction beginning in 1795 and completion in 1805. Made of cast iron and stone, the aqueduct was engineered to minimize weight while efficiently distributing loads. The aqueduct consists of 19 cast iron arches, stretching approximately 307 meters in length, making it the longest aqueduct in Britain. The canal itself is about 3.7 meters wide and 1.6 meters deep, with a towpath on one side for boats that were once pulled along by horses. An innovative waterproofing system was also implemented to prevent water leakage. Today, the aqueduct remains a functioning part of the Llangollen Canal, with boats continuing to navigate across it. Visitors can walk along the towpath, enjoying breathtaking views of the Welsh countryside and the River Dee below.
Ann Wilson
19.01.2025

Closed this week... No notice on Web
Will Hardin
15.08.2024

Parking close by, either across from the canal near a tea room - charges apply. There is dedicated disabled car park and a public toilet a short distance from the Aqueduct but main car park is further up but still only a short walk away. This really is an engineering marvel that should be walked if you’re brave enough!
Ryan Hook
16.01.2025

Closed to walk over. Wouldn't mind but there is nothing in the car park telling you this. Bit of a rip off to pay 3 quid to not walk over it.
Hayden Beresford
12.01.2025

A beautiful walk, but shame you can't actually walk across the Aqueduct
Benjamin Rogers
09.01.2025

Swear I saw a chicken fighting a dog on a longboat
Dion J
08.01.2025

This is well worth getting out to see. It’s a marvel of late 18th century design and construction. Unfortunately this cold January day there were repairs being done so the aqueduct was not open to go across, but still worth looking at from above and below. Some lovely walks around the area to get various vantage points.
Nur Stone
07.01.2025

Gorgeous bridge, stunning views, just makes you love North Wales.
Eliza Freire
04.01.2025

It was such a nice day out there! Worth to visit!
Tim J
03.01.2025

I was intrigued to see this historical feat of engineering and it was well worth a walk across. We parked at the Chapel tea rooms (which is a very good place for a pit stop) and walked under 5mins to get to the aqueduct. It's very high, obviously, so if you have a genuine fear of heights then clearly not for you! You can either take a canal boat across or walk on the towpath. The main reason I've not given a higher rating was that I was quite concerned about the railings on the towpath. The gaps between the bars were big enough to fit my head through and I think for small children or pets, people should be very aware of this potential significant risk given the heights involved. Definitely keep hold of small children up here! Secondly, whilst you can easily pass a person, this is only if you are both in single file and some oncoming people weren't as courteous as I would've hoped given the very limited space. It's not ideal for wheelchairs or buggies for the same reason. On a final positive note, it did remind me of the final scenes of the last Wallace and Gromit film, which apparently took some inspiration from this landmark!
Amanda
01.01.2025

Beautiful place Incredible structure Very high hate heights but definitely worth the walk or in my case crawl across 😁
Colin ablitt
29.12.2024

A must do experience
Paul Taylor
31.12.2024

Incredible piece of architecture and a great experience to walk across for the incredible views
Chris Wilson
30.05.2021

The views, the amazing engineering, the whole feel and pace of being around the canal is super relaxing. The boat cafe is sadly no longer there, but there's a great cafe nearby in the old church that's well worth a visit.
Art Yanovski
29.12.2024

Awesome place to visit with some spectacular views all around. Must come back for a kayaking over it
Manu John
29.12.2024

Beautiful place

 

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