Seven miles outside of historic Athens, the Greek coastal city of Piraeus lies upon the sparkling waters of the Aegean Sea and is the largest passenger port in Europe, servicing nearly 20 million passengers per year.

A popular tourist destination in Mexico's Quintana Roo, Playa del Carmen is a coastal playground with plenty of nightlife, dining, and shopping.

A moving sight...literally. Hubbard Glacier's recent nickname "the galloping glacier" refers to its rapid movement through Disenchantment Bay in the direction of the Gulf of Alaska. This tidewater glacier is a natural wonder over 6 miles wide! Those on ships are usually able to get within about a half mile of Hubbard Glacier's face.

Situated on Peloponnese peninsula's Western side, Olympia has the distinction of being one of Greece's most significant archaeological sites.

If it wasn't for Paris, Ghent would be medieval Europe's largest city. Steeped in history both rebellious and industrious, it sits at the junction of the Leie and Scheldt rivers and was once the site of armed battles by its townsfolk, who raged against heavy taxes and restricted civil liberties.