A former trading port and now a fascinating itinerary stop for any Vietnam traveler, Hoi An's illuminated lanterns beckon you. Each lunar month on the 14th day, electric lights are turned off in favor of traditional lanterns. Must-sees in this well-preserved locale include Quan Cong Temple, the 1700s-era Japanese Covered Bridge, An Bang Beach with its white sands, and Hoi An Night Market, abuzz with local sellers offering food and unique wares.

Located on the north coast of Morocco near the Strait of Gibraltar, Tangier is a cultural capital replete with historic sites, colorful architecture, and splendid beaches. An essential stop is the Ancien Medina, a walled collection of winding streets and alleys filled with cafes and shops leading to the Kasbah, a former palace and mosque that also houses a museum.

The capital of Crete, Heraklion is a Greek port city and a popular stop on Mediterranean and Greek cruises. The city is an historical marvel, replete with archaeological wonders and remnants of the region's past. Highlights include the Heraklion Archaeological Museum, the Rocca a Mare Fortress, the Venetian Loggia, and just past the city limits, the Palace of Knossos.

Zacatecas, built into the slopes of a narrow ravine in north-central Mexico, is a city with a deep mining past and a striking skyline. The historic center, a UNESCO World Heritage Site, is known for its pink cantera stone buildings, narrow alleys, and impressive baroque facades. The Cathedral Basilica of Zacatecas, completed in 1752, stands as one of the most detailed examples of Mexican baroque architecture, with hundreds of carved figures covering its sandstone exterior.

Big Sur, California, is where dramatic cliffs meet the vast Pacific, creating a stunning landscape that feels almost otherworldly. Stretching for about 90 miles along California's Highway 1, this iconic coastal region offers some of the most breathtaking views in the world, with the rugged Santa Lucia Mountains rising up from the ocean to create a panorama that has captivated artists, writers, and nature lovers for generations.