Published on Monday, January 16, 2012 by Kathy McCabe As I write this, the euro has hit a 17-month low against the dollar. To buy one euro, it currently costs $1.267. The euro has fallen over 13 percent since the European debt crisis began seven months ago. That means American travelers have 13 percent more buying power than during the summer and even more than they have had in years past.  Compare the current exch...