A tale of three cities

Image caption Hitching a lift: John has witnessed many facets of Chinese life

Today presenter John Humphrys has taken a trip through China, meeting ordinary people and talking to those in authority about the changing nature of the world's most populous country.

You can track his journey together with his reports on our interactive map.

How to use this map

Click icons to listen to reports, and see photos and videos

Zoom into the map using the + and - buttons