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.

Situated between magnificent Mount Vesuvius and the glittering Tyrrhenian Sea, Naples is the perfect destination for history and archaeology aficionados and lovers of savory Italian eats. Marvel at the ruins of Pompeii and Herculaneum, explore the San Gennaro Catacombs, and end your day with authentic Neapolitan pizza.

Granada, nestled at the foot of the Sierra Nevada mountains in southern Spain, is a city where history and culture converge in a mesmerizing blend. The jewel of Granada is the Alhambra, a stunning palace and fortress complex that dates back to the 13th century. This UNESCO World Heritage Site is a testament to the city's Moorish past, showcasing intricate Islamic art and architecture.

The Tikal National Park, 370 square kilometers is part of the even larger Maya Biosphere Reserve. Home of hundred of species, including spider monkeys, toucans and parakeets. Towering above the rainforest are the ruins of Tikal, one of the most magnificent of all the Maya sites.

Vilnius, the charming capital of Lithuania, is a city where historical grandeur meets vibrant modernity. The heart of Vilnius is its UNESCO-listed Old Town, one of the largest and most well-preserved medieval city centers in Europe. Wander through its cobblestone streets and admire the stunning Baroque architecture.

This quaint port city is breathtakingly beautiful! Surrounded by peaks, Seward fjords are the perfect whale and porpoise habitat, and both seals and puffins fill the Alaska SeaLife Center. Those looking for a challenge can hike the western trail to the summit of Mount Marathon.