Skip to main content

The charity making life better by water

Making life better by water

Guess the longest - canal quiz

Can you guess the longest canal, river, aqueduct and more? Take our fun quiz and find out.

Test your canal knowledge with our quick quiz

We're the charity protecting your canals

We're keeping canals alive for everyone to enjoy

More to explore

Fascinating canal facts
The fascinating world of canals
Fascinating canal facts
The fascinating world of canals
Long canal walks
Feel better with a waterside walk
Long canal walks
Feel better with a waterside walk
Donate and feel great
Donate to charity
Donate and feel great
Donate to charity
Canals and rivers
Learn more about the 2,000-mile network in our care
Canals and rivers
Learn more about the 2,000-mile network in our care

Last Edited: 27 May 2026

photo of a location on the canals

Sign up to our newsletter and discover how we protect canals and help nature thrive