Magnetic Hill

…Off Oklahoma's beaten paths you'll find a mix of the odd and the interesting. Sometimes these unassuming places seem to lack explanation. … We tried it by driving to the starting point, which the locals have marked as "Start Here" with a smiling alien face spray-painted onto the pavement. Sure enough, when we put the car in neutral it began to roll backwards. From nearly every angle, on every side of the road, it appears the car was rolling uphill.…