Istanbul is a city built on layers of empire. Spanning two continents, it was once the capital of three major empires: Roman, Byzantine, and Ottoman. Visitors walking through the Sultanahmet district can witness this timeline firsthand, from the Roman-era Hippodrome to the Byzantine mosaics of Hagia Sophia, and the towering minarets of the Blue Mosque. At nearby Topkapi Palace, rooms still display the jeweled swords, ceremonial robes, and handwritten Qurans once used by Ottoman sultans.

Calgary, set against the backdrop of Alberta’s prairie landscape and the distant Canadian Rockies, is a city where western heritage and modern innovation meet. Once a hub for cattle ranching and the oil industry, it has grown into one of Canada’s most dynamic urban centers.

Makarska, nestled along the stunning Dalmatian Coast of Croatia, is a gem that blends natural beauty with vibrant culture. The town is renowned for its picturesque setting between the Biokovo Mountain range and the azure waters of the Adriatic Sea. The Makarska Riviera boasts some of Croatia's most beautiful beaches, such as Punta Rata, known for its fine pebbles and crystal-clear water.

Porto Torres is a city in northern Sardinia, situated on the bay of the Gulf of Asinara. It is home to a number of historical sights: the Basilica of San Gavino, an 11th-century Romanesque church, the largest in Sardinia; the necropolis of Su Crucifissu Mannu, an archaeological site from the Neolithic age; the remains of the Roman bridge on the Rio Mannu; and the ancient megalithic edifices known as nuraghi which have become a symbol of the Sardinian region.

A relatively recent addition to Costa Rica's list of national parks is Tenorio Volcano National Park, home to its namesake Tenorio Volcano as well as its taller sister, Miravalles Volcano, also the highest mountain in the Guanacaste Mountains.