A dangerous road junction in the heart of one of Britain’s busiest towns could be redesigned to leave cyclists safer without lengthening drivers’ journeys.

The Times Cities Fit for Cycling campaign is calling for a drastic rethink of the way urban streets are designed. With car use in slow decline, town planning that prioritises the needs of cyclists and pedestrians as well as those of the motor car will lead to public spaces that are less congested, safer and more pleasant for everyone, it argues.

Today we reveal a proposed redesign, commissioned exclusively for The Times, of the Aquarium roundabout near Brighton Pier to show that such an approach to urban planning is possible and affordable. The roundabout is one of more than 10,000