Sevenoaks...
... is a nearby town in Kent.
An American tourist caused much confusion when asking for directions on how to get there.
The cause of the confusion was the fact that he asked for directions to a place that sounded to everyone like 'Savanna Wax'. Having asked him to locate this place on the map all became clear and he was sent on his way.
He was actually bound for the nearby place called 'Pratts Bottom' but in his wisdom he'd figured nobody would have heard of it...