Swansea hill has a 20% gradient
Media playback is unsupported on your device
Video

Timelapse: Swansea's Constitution Hill has 20% gradient

People living on a road in New Zealand's Dunedin described this week what life is like on the "steepest residential street in the world".

At its steepest, Baldwin Street has a gradient of 35%, but Wales has some steep streets of its own.

Swansea's Constitution Hill, which features in the 1990s film Twin Town, has a gradient of 20%.

  • 06 Jan 2017
Go to next video: The world's steepest street