Southeast Spain's seaport of Cartagena is a large naval base on the Mediterranean coast. The city was founded in 220 B.C. and boasts Roman ruins, mosaics and murals.

Majestic Victoria Falls, a waterfall of gargantuan proportions, sits atop the Zambezi River in Zimbabwe. This cascading natural wonder is the main attraction for Victoria Falls National Park and the local town of Victoria Falls to its west

Delphi is an iconic historical site and was once the sacred precinct of classical Greece, due to its role in Greek myth as the seat of a prophetic oracle. Originally considered the center of the world by ancient Greeks, today's Delphi is a UNESCO World Heritage site and archaeological wonder, filled with the ruins of theaters, temples, treasuries, and other remains of centuries-old architecture.

Khasab stands at the edge of Oman’s Musandam Peninsula, where rocky inlets carve into the land like desert fjords and earning it the nickname "Norway of Arabia." A short dhow ride uncovers soaring cliffs and narrow waterways, often mirrored by pods of dolphins gliding beside the wooden vessel. These traditional dhows, used for centuries by traders, now carry visitors into those coastal arms for snorkeling, swimming, and quiet reflection.

No place on Earth quite compares to Antarctica, this stunning and vast continent is cold and windy, containing 90% of the ice in the world. Those who brave a visit here are rewarded with beautiful glaciers that must be seen to be believed, and a vast array of wildlife such as whales, penguins, Arctic foxes and seals.