Bid launched to reinstate Baldwin St as the world's steepest

Dunedin surveyor Toby Stoff is on his way to Wales in an attempt to dethrone Ffordd Pen Llech and reinstate Baldwin Street as the world's steepest street. He explains how he intends to prove that the Guinness Book of Records erred by recently handing the crown over to the historic north-west Welsh town of Harlech.