Tracks of time

Guy Martin explores a changing nation on the 50th anniversary of the end of the Vietnam War...

- HANNAH DAVIES, REBECCA MAHONEY

OUR GUY IN VIETNAM

Sunday, 9pm, C4 Factual (box set, Channel 4 Streaming)

Motorcycle racer turned TV adventurer Guy Martin hits the road again in a two-part travelogue exploring the wild terrains, intricate history and rich culture of Vietnam.

Our Guy in Vietnam explores the Southeast Asian country's thriving economy and high-tech achievements, but the first episode follows Guy on the trail of the Vietnam War in the 50th-anniversary year of its conclusion.