The answer to our Geo Quiz takes us to rain soaked England. The Thames is the river we were looking for.
Flooded streets in Kensal Green
Flooding along the river, and elsewhere in England, has forced thousands of people to evacuate. The British military and hundreds of volunteers are helping to get people to safety.
Kevin Lewis is pitching in, and he's equipped with his British Army amphibious vehicle.
Listen to our interview with Kevin Lewis. 