A growing number of countries in Europe, in an attempt to lower the number of short-haul flights, are encouraging airline passengers to take the train or, in some cases, are banning flights of less than an hour. But as CBS News Travel Editor Peter Greenberg explains, ferries are sometimes an even more affordable alternative.

📸: Getty Images

<p>A growing number of countries in Europe, in an attempt to lower the number of short-haul flights, are encouraging airline passengers to take the train or, in some cases, are banning flights of less than an hour. But as CBS News Travel Editor Peter Greenberg explains, ferries are sometimes an even more affordable alternative.</p>
<p>📸: Getty Images</p>

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