Though it's San Diego County's smallest city in both size and population, Del Mar is one of its most widely known due to prominence of its Del Mar Race Track & Fairgrounds. The City of Del Mar with about 2 square miles of land for its 5,211 residents, the city gives up almost one quarter to the fairgrounds. But its beaches stretch from Del Mar Shores Beach Park in the north edge of Torrey Pine State Reserve and the La Jolla Underwater Park in the south.

Dubai is a grandiose, extraordinarily modern metropolis in the United Arab Emirates. Visitors will marvel at the dramatic skyline, the musical Dubai Fountain and the manmade archipelago right offshore that features a major resort.

Islamic and French influences blend together in charming Casablanca, Morocco’s iconic coastal city. Frequently used as a port for Spanish and Mediterranean cruises, Casablanca lies halfway between Marrakesh and Fes and is the perfect entryway for exploring the rest of Morocco.

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.

Sardinia, an island gem in the Mediterranean Sea, beckons travelers with its stunning landscapes and rich cultural heritage. Known for its dramatic coastline and crystal-clear waters, Sardinia boasts some of the most beautiful beaches in Italy. The Costa Smeralda, with its turquoise waters and white sandy beaches, is a highlight, attracting sun-seekers and luxury travelers alike.