Pamukkale is a fairyland of dazzling white, petrified castles. It is a magical and spectacular natural site, unique in the world. Thermal spring waters laden with calcareous salts running off the plateau's edge, have created this fantastic formation of stalactites, cataracts and basins.

Vienna has a long memory. Once the capital of the Habsburg Empire, the city still carries signs of its imperial past in its palaces, concert halls, and wide boulevards. Visitors can walk through the Hofburg complex, where emperors once ruled, or tour the opulent rooms of Schönbrunn Palace, which features 1,441 rooms and a maze in its gardens. But Vienna’s many historic buildings now house contemporary art museums, cafés, and institutions that reflect the city’s modern identity.

Lead’s Main Street reflects its long history with places that invite people to explore local life beyond mining. The Black Hills Mining Museum offers displays of mining tools, machinery and a simulated underground mine experience that brings to life how miners worked the Black Hills over generations. Along the same street, galleries, cafés and historic buildings make for pleasant stops between deeper dives into the past.

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.

Situated on the north coast of the Snæfellsnes peninsula between a mountain range and the sea is the small town of Grundarfjordur, Iceland. Though certainly now the most well-known town on the peninsula, its nearby mountain Kirkjufell ("church mountain" in Icelandic) is perhaps Iceland's most famous.