Hidden in the northern region of Costa Rica, the Celeste River (Río Celeste) winds through Tenorio Volcano National Park with a color so vivid it seems unreal. The river’s striking turquoise hue is caused by a natural chemical reaction between two mineral-rich streams, Quebrada Agria and Río Buena Vista, which merge at a point known as "El Teñidero." This one-of-a-kind phenomenon creates the illusion that the water has been dyed blue, even though no pigments are present.

New Caledonia is an archipelago located in the south western part of the Pacific Ocean, and belongs to what is known as Melanesia. The mainland known as the "Grande Terre" is the principal island of New Caledonia and covers an area of 400 kms north to south and 50 kms west to east, with a total surface of 19 000 square meters. It is the third largest island in the South Pacific after New Guinea and New Zealand.

Walvis Bay, set along Namibia’s Atlantic coast, is a vibrant port town where desert and ocean converge in striking contrast. Once under German and later South African administration, the bay has long been valued for its deep natural harbor, which remains central to Namibia’s fishing and shipping industries today.

Taranto is a city on the coast of the Ionian Sea in Southern Italy. It is situated between the bodies of water named Mar Piccolo and Mar Grande.

Pécs, Hungary, is a city that seamlessly blends history, culture, and a vibrant modern atmosphere. Nestled at the foot of the Mecsek Mountains in southern Hungary, Pécs boasts a rich heritage that dates back over 2,000 years. Visitors are often captivated by the city’s unique blend of Roman, Ottoman, and Hungarian influences.