Whether you are in D.C. on business or vacation, you'll find that it's a fascinating city that is full of history, art, theatre, and dramatic monuments.

Vis, a charming island city in Croatia's Dalmatian region, offers a serene retreat with its blend of historical allure and natural beauty. Known for its historical significance, Vis boasts remnants of its Greek and Roman past, including the well-preserved fortifications and ancient ruins. The city itself is a captivating blend of Venetian and Austro-Hungarian architecture, with quaint streets and lovely waterfronts that invite leisurely exploration.

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.

Aitutaki is the second most visited of the magical Cook Islands and is recommended as a "must see" extension of any Rarotonga holiday. This is a place of great natural beauty and tranquility, where crystal clear waters and swaying palms provide a simple tonic to sooth away the pressures of the outside world.

Canberra, the capital city of Australia, is a hidden gem that often surprises travelers with its rich blend of culture, history, and natural beauty. Designed by American architects Walter Burley Griffin and Marion Mahony Griffin, Canberra is a city thoughtfully crafted around Lake Burley Griffin, which offers picturesque views and serene walks. Unlike many cities, it is home to a vast population of kangaroos, which are often spotted hopping around suburban areas and parklands.