Karlsruhe, located in southwestern Germany near the French border, is a city known for its unique radial layout, rich cultural life, and role as a hub for law and technology. Founded in 1715, the city was planned around the iconic Karlsruhe Palace, with streets radiating outward like the spokes of a wheel.

Regina, Saskatchewan’s capital, is a city with deep roots and wide-open skies. Originally established as a key stop on the Canadian Pacific Railway, Regina quickly grew into a political and cultural hub. Today, visitors can explore its past at the Royal Saskatchewan Museum, which features life-sized dinosaur exhibits and an extensive First Nations gallery.

Goodenough Island is one of the D’Entrecasteaux Islands in Milne Bay Province, Papua New Guinea, lying in the Solomon Sea north of the mainland. The island has a distinctive rounded form, with steep slopes rising toward Mount Vineuo in the center and narrow coastal plains around much of its shoreline.

Guaymas lies along the Gulf of California in the Mexican state of Sonora, shaped by its role as a working port rather than a resort city.

Chiang Rai, in northern Thailand near the borders with Laos and Myanmar, is a city where history, art, and tranquil landscapes converge. Founded in the 13th century as the first capital of the Lanna Kingdom, it retains a strong sense of heritage while also serving as a hub for contemporary Thai creativity.