This Sicily harbor city is divided from Italy proper by the Strait of Messina. Visitors marvel at the Gothic, bell-towered Norman Messina Cathedral.

On the Nile's east bank sits Luxor, a onetime stronghold for Egyptian pharaohs. Key sites include Luxor Temple, Karnak Temple, and the Valley of the Kings.

Dominica, known as the “Nature Island of the Caribbean,” is a haven for eco-tourists and adventure seekers. Nestled between the French islands of Guadeloupe and Martinique, this lush island boasts a remarkable landscape of volcanic mountains, dense rainforests, and stunning waterfalls. Dominica’s most iconic natural wonder is the Boiling Lake, the second-largest hot spring in the world.

Denmark is a country shaped by water, wind, and centuries of human ingenuity. In places like Roskilde, visitors can see five original Viking ships at the Viking Ship Museum and even try rowing a replica longboat across the fjord. In Copenhagen, the harbor once used by merchants and sailors now welcomes swimmers, kayakers, and ferries, with historic warehouses repurposed into restaurants and museums.

Oslo, Norway’s capital, stands at the crossroads of Nordic history and forward-thinking design. Originally founded over a thousand years ago by Viking King Harald Hardrada, the city has evolved from a medieval trading hub into one of Europe’s most modern capitals. Visitors can explore its layered past at the Akershus Fortress, a 13th-century stronghold still standing guard over Oslofjord, or walk through the preserved wooden homes of Damstredet.