León, in northwest Spain, is a city where Roman, medieval, and modern layers coexist. Its historical heart features the León Cathedral with its remarkable stained glass, the Basilica of San Isidoro, and winding streets that hint at centuries of trade and culture.

Gamboa, Panama, was originally built to house employees of the Panama canal. The small town's main attractions are its proximity to significant tracts of relatively undisturbed rainforest, and Pipeline Road, considered one of the best bird watching sites in Central America.

Tucked away in the heart of the Pacific Ocean, Nauru is one of the world’s smallest and least visited countries being an island nation just 21 square kilometers in size, with a population under 10,000. But its compact size makes exploring simple and rewarding. Visitors can circle the entire island by car in under an hour, taking in stunning ocean views, remnants of World War II bunkers, and clusters of colorful homes that speak to Nauru's resilient spirit and layered past.

A major port city on the River Scheldt, Antwerp, Belgium, is a cultural, historical, and commercial hub and the country's most populous city. Known as the "diamond capital of the world," Antwerp is renowned for its cut diamonds.

Located on the southern coast of Norway, Kristiansand is a charming port city and a favorite summer destination for locals and tourists alike. Highlights of this coastal gem include the Christiansholm Fortress, the Kristiansand Zoo, the Kristiansand Cathedral, Gimle Gård, and the Fiskebrygga wharf.

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.