Perched on the northern coast of Spain, A Coruña (or La Coruña) is a captivating city with a rich maritime heritage and scenic beauty. Dominated by its iconic lighthouse, the Torre de Hércules, which is the oldest functioning lighthouse in the world, A Coruña offers a unique glimpse into ancient engineering.

The Canary Islands, a Spanish archipelago off the northwest coast of Africa, offer far more than just sunshine and beaches. Made up of eight main islands, each with its own personality, the Canaries are a place where lunar landscapes, cloud forests, volcanic peaks, and historic towns coexist within short travel distances. On Tenerife, Mount Teide looms over a landscape of solidified lava and craters that look like a science fiction set.

Beppu boasts the largest volume of hot water and number of hot spring sources in Japan. The city is divided into eight distinct hot spring areas.

Nestled in the scenic Borgarfjörður region of Iceland, Reykholt is a quaint village steeped in historical significance and natural beauty. While it is well known as a center of learning and culture during the medieval period, Reykholt is also famed for its stunning landscapes and geothermal activity. The town's nearby hot springs, including the historic Snorralaug, a medieval bathhouse, offer a unique opportunity to soak in waters that have been enjoyed for centuries.

Madurai is a major city in the southern Indian state of Tamil Nadu, known for its long-standing role as a center of religion, trade, and learning. Set along the Vaigai River, it has grown into a busy urban area while retaining a strong connection to its temple-centered layout.