The Harringworth Viaduct, also known as the Welland Viaduct and Seaton Viaduct, is a railway viaduct crossing the River Welland between Harringworth, in Northamptonshire, and Seaton, in Rutland. At 1,275 yards (1.166 km) long and with 82 arches, each of which has a 40 feet (12 metre) span, it is the longest masonry viaduct in the United Kingdom

Andy

September 18, 2025

Hiking

A great feat of Victorian engineering. 👍👌💯

Rosalind

September 21, 2025

Hiking

Definitely drop down from Seaton as the views are amazing.
There is a bog to cross from that direction just Infront of the viaduct so care needs to be taken in wetter weather.
Plenty of sheep around the arches and surrounding land.

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1. Harringworth Viaduct – Welland Viaduct loop from Harringworth

7.32km

01:58

90m

Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

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Easy

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2. Harringworth Viaduct – Welland Viaduct loop from Seaton

7.33km

01:58

90m

Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

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Easy

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3. Welland Viaduct – Harringworth Viaduct loop from Morcott

12.4km

03:18

130m

Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

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Moderate

Details

Informations

Elevation 80 m

Weather

Today

Thursday 19 March

15°C

2°C

0 %

Additional weather tips

Max wind speed: 14.0 km/h

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Location: Harringworth, East Northamptonshire, Northamptonshire, East Midlands, England, United Kingdom

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Harringworth Viaduct

1. Harringworth Viaduct – Welland Viaduct loop from Harringworth

2. Harringworth Viaduct – Welland Viaduct loop from Seaton

3. Welland Viaduct – Harringworth Viaduct loop from Morcott

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