Cagliari is Sardinia's capital and largest city. Several civilizations have left their imprint here architecturally and culturally. Must-sees include the Museo Archeologico Nazionale di Cagliari, with its Roman and Byzantine treasures, as well as Castello, a medieval quarter situated on a hill above the city. The city is also known for its food and vibrant nightlife.

Tralee is the county town of Kerry, set between Tralee Bay and the foothills of the Dingle Peninsula in southwest Ireland.

One of San Cristobal Island's most popular visitor sites is Cerro Brujo, with its expansive white sand beach and a lagoon that locals once used as a salt mine but now offers excellent snorkeling opportunities. Another must-see is Kicker Rock, a fascinating rock formation that looks like a boot from one angle (hence its English name) and like a sleeping lion from another (thus its Spanish name, Roca León Dormido).

Texas is a state where size meets story from high plains to coastal shores, every region brings something distinct to the table. In San Antonio, visitors can walk through centuries of layered history starting at the Alamo, a site of one of the most famous battles in the state’s fight for independence. The nearby San Antonio Missions, a UNESCO World Heritage Site, offers a deeper look into the Spanish colonial influence that shaped the region.

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.