The Lingua Franca that is English
There are tourists and there are travelers. What's the difference between the two? One blogger has described the difference thus: ' The difference between a tourist and a traveler is that the traveler goes to a place without any preconceptions, whereas the tourist has already decided on how he’s going to experience it. The traveler has an open mind and lets the place happen to him. The tourist brings with him his own environment and expectations, thereby diluting (polluting?)