Bulgaria is a republic in southeastern Europe. The capital and largest city is Sofiya. Bulgarian culture has been influenced successively by Byzantine, Greek, Russian, and Western cultures.

Aegina, one of the Saronic Islands of Greece, is a short ferry ride from Athens yet feels far removed from the capital’s energy. Known since antiquity as a thriving maritime and cultural center, the island still preserves echoes of its past in archaeological sites and traditional villages.

Whether witnessing the thunderous calving of Dawes Glacier, spotting orcas gliding through the water, or simply taking in the serenity of the fjord, a journey through Endicott Arm is a remarkable encounter with one of Alaska’s most stunning landscapes.

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.

St. Vincent & the Grenadines is a Caribbean nation that feels both adventurous and serene, a chain of lush islands and tiny cays scattered across turquoise waters. The main island of St. Vincent is dominated by volcanic landscapes, including the active La Soufrière volcano, whose slopes are covered in rainforest and dotted with waterfalls.