Český Krumlov, a picturesque city in the Czech Republic, is a treasure trove of medieval charm and architectural splendor. Nestled in the South Bohemian Region, this UNESCO World Heritage Site is renowned for its stunning Český Krumlov Castle, which towers over the city and offers panoramic views of the winding Vltava River and the old town's red-tiled rooftops.

Orléans is a city on the Loire River in central France, where a historic urban center meets broad riverbanks and the landscapes of the Loire Valley. Its position on the river helped make it an important center for trade and transport, while today the quays provide space for walking and cycling. The old center contains a mixture of medieval streets, Renaissance buildings, and later architecture, with the Sainte-Croix Cathedral forming a prominent landmark.

Medieval half-timbered houses decorated with vibrant flower displays line the cobblestone streets of this picturesque and charming French town. Whether you're perusing the artisan shops, exploring the historic buildings, taking a leisurely walk along the riverbanks, or enjoying the lively markets or festivals, you'll find yourself immersed in its timeless beauty.

Fuzhou is the capital of Fujian Province in southeastern China, located along the lower Min River near the coast. The city combines a dense urban center with hills, waterways, parks, and historic neighborhoods. It is known as an important center of Min culture and as the birthplace of Fujian cuisine.

Jena is surrounded by limestone slopes about 400 m high, botanical and geological features ,amongst which are 40 types of orchids. Jena is also famous for the Optical Museum.