The Great Barrier Reef stretches along Australia’s northeast coast, forming the largest coral reef system on Earth and one of the planet’s most complex living ecosystems.

Salamanca, often called the “Golden City” for the warm glow of its sandstone buildings, is a place where centuries of stories are etched into every wall. Visit its historic center to wander through cobbled streets lined with architectural marvels. The University of Salamanca, founded in 1218, is one of the oldest in Europe and still buzzes with student life.

Situated at the confluence of the rivers Merwede and Noord, Dordrecht is one of the Netherlands' oldest cities, rich in history and character from its charming medieval center and picturesque canals to its beautiful historic buildings. With its intricate network of canals and waterways, the city once played a key role in the Dutch Golden Age and is home to the Biesbosch National Park, one of the largest national parks in the Netherlands.

Tulum, a jewel of the Riviera Maya, is a blend of ancient history, vibrant culture, and pristine natural beauty. Perched on a cliff overlooking the turquoise Caribbean Sea, the Tulum Ruins stand as one of the last cities built and inhabited by the Maya civilization. The well-preserved El Castillo, Temple of the Frescoes, and Temple of the Descending God offer insight into the architectural prowess and spiritual life of the ancient Maya.

Elafonisi is a coastal area in southwestern Crete, known for a shallow lagoon, pale sand mixed with pink shell fragments, and a narrow sandy crossing to a small offshore island. The beach lies within a protected Natura 2000 landscape that supports sea lilies, rare plants, seabirds, and other wildlife.