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.

Welcome to Venice, with its network of canals, rich history and composition of over 100 small islands in the Adriatic Sea. Fine art, stunning architecture, white limestone bridges, moving about via watercraft... Venice is a singular experience and an astonishing masterpiece of civilization.

Keauhou, located on the Kona Coast of Hawai‘i Island, is recognized as the birthplace of King Kamehameha III, and many nearby sites still reflect its royal past.

Perched on the northern coast of Spain, A Coruña (or La Coruña) is a captivating city with a rich maritime heritage and scenic beauty. Dominated by its iconic lighthouse, the Torre de Hércules, which is the oldest functioning lighthouse in the world, A Coruña offers a unique glimpse into ancient engineering.

Veracruz, Mexico, is a vibrant port city rich in history and culture. Founded in 1519 by Hernán Cortés, it is Mexico’s oldest city, and its historic center, with its colorful colonial buildings and bustling Zócalo, reflects its deep historical roots. Visitors can explore the impressive San Juan de Ulúa Fortress, a massive colonial-era fort that once served as a prison and a key military base.