Palenque, nestled in the lush jungles of Chiapas, Mexico, offers an enthralling glimpse into the grandeur of the ancient Maya civilization. The city is renowned for its well-preserved ruins, which include the majestic Temple of the Inscriptions, where the tomb of the ruler Pakal the Great was discovered in 1952.

Tirana, the lively capital of Albania, is a city that blends historical charm with modern vibrancy. At the heart of its transformation is Skanderbeg Square, a bustling hub named after the national hero Gjergj Kastrioti Skanderbeg.

Monterrey, the capital of Nuevo León, stands at the foot of the Sierra Madre Oriental and has long been recognized as one of Mexico’s most industrial and innovative cities. The Macroplaza is one of the largest public squares in Latin America and links historic buildings like the 18th-century Metropolitan Cathedral with newer sites like the Museo de Historia Mexicana and the Faro del Comercio, a towering orange structure that beams a green laser across the sky each night.

Originating as a tiny fishing village in 1038, modern Kehl has become an important link between Germany and France. Rhine River cruises most often use Kehl as their gateway to the much larger and better-known Strasbourg. The savvy traveler, though, might choose to skip the jaunt across the river and enjoy many similar sights, shopping and cuisine as those offered in the teeming French city.

The Island of Mozambique, a UNESCO World Heritage Site, is a historical gem nestled off the northern coast of Mozambique. This small island, which was once a pivotal trading post, boasts a rich tapestry of history and culture. The island's main attraction is the Fort São Sebastião, an imposing 16th-century fortress built by the Portuguese to protect their trading interests.