ROAD-TRIP TIPS

Make sure your rental car is covered for breakdowns

Download step-by-step directions from Google Maps

A full tank of petrol should be enough to see you through the Golden Circle

Make the most of the food en route; try the delicacies on offer at the greenhouses at Friðheimar

Take time to snorkel at Silfra, a glacier-water-filled fissure at Thingvellir

Pack waterproofs!