By the time I reach the Dom Luis I Bridge spanning the Douro River – the ultimate viewpoint in Portugal’s northern city of Porto – my legs are screaming after having climbed a maze of precipitous streets that weave their way up the city’s gravity-defying hills.
It’s a typical no pain, no gain scenario, but the astounding sight is more than a fitting reward for such exertions as I step onto the rail bridge of this city landmark – only just remembering to dodge the metro trains that blast their horns at absent-minded tourists who stray onto the tracks while soaking up the vista.
And what a vista it is. This vantage point from a vertigo-inducing 150ft up unlocks the sweeping panorama of Portugal’s second city in all its glory, with
