Calvi, a picturesque gem on the northwest coast of Corsica, France, enchants visitors with its blend of rich history, rugged landscapes, and sparkling Mediterranean waters. This charming seaside town is dominated by its iconic citadel, a formidable 15th-century fortress that stands sentinel over the turquoise bay.

Perge holds great historical significance. It was the place where St. Paul told many of his sermons and was orginally settled by the Hittites.

In the central highlands of Mexico lies a rich city, with a culture as colorful as its past. Guadalajara, Mexico's second largest city, may be best known for its tequila, mariachis and the hat dance, all part of its celebrations. The downtown area is dominated by a huge public square, the Plaza del la Liberacion. Guadalahara's most impressive historical sights are found along this square, as well as museums tracing Mexico's long history.

Weimar, located in the heart of Germany’s Thuringia region, is a city renowned for its cultural heritage, classical architecture, and pivotal role in European history.

Kitakyushu, located in northern Kyushu, Japan, is a city that seamlessly combines industrial prowess with cultural and natural attractions. Formed from the merger of five cities in 1963, Kitakyushu has a strong industrial history, particularly in steel production, while also investing heavily in environmental sustainability and urban revitalization.