Jeju, often written as Cheju in older English sources, is South Korea’s largest island and lies in the Korea Strait south of the Korean Peninsula. The island is known for its volcanic landscapes, coastal cliffs, lava tubes, and the prominent peak of Hallasan, which rises at its center.

Portland, England, offers a charming blend of coastal beauty, historical intrigue, and unique geological features. Nestled on the Jurassic Coast in Dorset, this picturesque island town is renowned for its stunning cliffs and quarries.

Montserrat Mountain rises sharply from the plains of Catalonia, its jagged rock shapes visible from far away. The mountain is known for its unusual rounded peaks and narrow ridges, formed into striking forms that look almost carved by hand. Trails and cable cars lead visitors upward from nearby villages such as Monistrol de Montserrat, where the climb quickly reveals wide views across the region, stretching toward Barcelona on clear days.

The skyline of Erfurt is shaped by dozens of churches, monasteries, and convents thrusting their pointed steeples upward to the sky. In the Middle Ages, Erfurt was known as "Thuringian Rome" because of its religious orders. The impressive twin churches on the Domberg (Cathedral Hill), the Roman Catholic St. Mary's Cathedral (14th century) and the Roman Catholic Parish church St. Severus with a flight of 70 outdoor steps leading from the Cathedral Square up the hill to the churches.

Palm Beach, located on Aruba’s northwest coast, is the island’s most famous stretch of sand: a two-mile ribbon of soft white shore lined with turquoise waters and a lively resort scene.