Ulm, Germany, a picturesque city on the banks of the Danube River, offers a rich tapestry of history and modern charm. Dominating its skyline is the Ulm Minster, home to the tallest church steeple in the world at 161.5 meters (530 feet). This Gothic masterpiece invites visitors to climb its 768 steps for a breathtaking panoramic view of the city and the surrounding countryside.

Sao Paulo is Brazil’s largest city and its economic engine, shaped by waves of migration that began in the late 19th century and never truly slowed. Italians, Japanese, Lebanese, and migrants from across Brazil all left visible marks on the city’s neighborhoods, food, and cultural life.

Rábida Island is one of the most visually striking islands in the Galápagos, known for its deep red volcanic shoreline and quiet, unspoiled atmosphere. Located near the center of the archipelago, the island is geologically young, with iron-rich lava giving its beaches a dramatic rust-colored hue.

Cagliari is Sardinia's capital and largest city. Several civilizations have left their imprint here architecturally and culturally. Must-sees include the Museo Archeologico Nazionale di Cagliari, with its Roman and Byzantine treasures, as well as Castello, a medieval quarter situated on a hill above the city. The city is also known for its food and vibrant nightlife.

Port Moresby sits by the Coral Sea as Papua New Guinea’s capital and shows visitors a city of contrasts where glittering new buildings rise beside traditional villages built on stilts. One such place is Hanuabada, the original Motuan village, where roofs reach above water’s edge and everyday life still unfolds in Tok Pisin and local tongue.