Rijeka sits at the head of Kvarner Bay on Croatia’s northern Adriatic, shaped by its long role as a port city at the crossroads of empires.

Alberobello in southern Italy’s Puglia region captures the imagination with its distinctive trulli houses. These structures were built using a dry-stone technique passed down over centuries, without mortar or cement, and their unique form comes from layer upon layer of limestone nestled from nearby fields. Alberobello’s trulli are so remarkable that in 1996 the historic center was inscribed as a UNESCO World Heritage Site, where more than 1,600 of these buildings still stand.

Perched on the northern shore of Lake Geneva, Lausanne is a city that blends centuries of history with a strong cultural identity. It served as a Roman military camp called Lousanna before evolving into a key medieval settlement. Today, visitors can still climb the tower of Lausanne Cathedral, widely regarded as the most impressive Gothic structure in Switzerland. From the top, the view stretches over the rooftops of the Old Town to the vineyards of Lavaux and across the lake to the French Alps.

This small yet charming city in Alaska's panhandle is a throwback to the gold rush era. Skagway is a well-preserved part of Klondike Gold Rush National Historical Park.

Lijiang sits in northwest Yunnan, shaped by its role as a trading town on routes linking Tibet, Sichuan, and Southeast Asia. It is closely associated with the Naxi people, whose language, music, and traditions remain central to local identity.