Freiburg was founded by the Dukes of Zähringen in 1120, and the layout of streets and squares of the rapidly prospering metropolis is still impressively reflected in today's cityscape.

Cape Cod, Massachusetts, is a captivating destination known for its scenic beauty and charming coastal villages. Stretching out into the Atlantic Ocean, Cape Cod offers a quintessential New England experience with its pristine beaches, historic lighthouses, and quaint towns. A visit to the Cape Cod National Seashore is a must, where visitors can explore miles of sandy shores, salt marshes, and tidal flats.

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.

Situated on the northeastern coast of Greece, Kavala is a picturesque port city popular for its archaeological treasures, historic old town, and scenic beach. Be sure to explore the city's best known sites, including the Panagia neighborhood, the Kavala Castle, the towering Aqueduct, and the Kavala Archaeological Museum.

Located in central Germany, Frankfurt is a vibrant cultural and economic hub nestled on the Main River. Museums and architectural gems abound in Frankfurt, from the Goethe House, to the picturesque timber houses of Römerberg town square, to the Museumsufer, a collection of museums lining the banks of the Main.