Situated on the Isthmus of Panama, the tropical Republic of Panama is of course best known for its canal. Thousands of ships cruise through the Panama Canal locks each year. Visitors to the country will also find diverse wonders of nature, including plants, birds, and trees. Panama City, its capital, has over a million inhabitants and is a modern, bustling destination.

Osijek, located in the eastern part of Croatia, is a city that blends rich history, vibrant culture, and a lively atmosphere. Situated along the banks of the Drava River, Osijek is the fourth-largest city in the country and the cultural and economic center of the Slavonia region.

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.

Patmos, a gem in the Aegean Sea, is steeped in history and spirituality, offering a serene escape for travelers seeking both tranquility and rich cultural experiences. Known as the "Island of the Apocalypse," Patmos is famously where Saint John the Theologian wrote the Book of Revelation. Visitors can explore the sacred Cave of the Apocalypse, a UNESCO World Heritage Site, where the saint is said to have received his visions.

Southeast Spain's seaport of Cartagena is a large naval base on the Mediterranean coast. The city was founded in 220 B.C. and boasts Roman ruins, mosaics and murals.