From the rugged highlands and volcanic plateaus to the lowland deserts and the Great Rift Valley, Ethiopia's terrain is as varied as it is dramatic.

Evidence of our nation's birth abounds in Boston, a hub of revolution that is essentially the oldest city in the United States. Visitors are compelled to walk the 2.5-mile Freedom Trail around the city center, and bear witness to 16 historical locations related to the history of America.

Uxmal, located about 80 kilometers south of Mérida in the Puuc region of Yucatán, is one of the most architecturally refined ancient Maya cities. Unlike other major Maya sites built with steep pyramids and narrow passageways, Uxmal is known for its smooth limestone structures, wide plazas, and intricate stone mosaics. One unique experience available to visitors is the nightly light and sound show, which uses colored projections to highlight carvings and narrate local legends and Maya cosmology.

Marbella, located between the Mediterranean Sea and the Sierra Blanca mountains, is often associated with its luxury resorts and famous marina, Puerto Banús. But beyond the polished storefronts and designer yachts, the city has a layered past. Its old town, known as Casco Antiguo, is a well-preserved network of narrow streets built during Moorish rule, with whitewashed buildings, flower-filled balconies, and hidden plazas like Plaza de los Naranjos, which dates back to the 15th century.

This pleasant port town provides a nice, calmer contrast to bustling Rome, so travelers are advised to not simply pass through, but linger and discover more of Civitavecchia. Explore Forte Michelangelo, shop at Corso Centocelle, see the neoclassical Trajan Theatre, and delve into the therapeutic Taurine Baths of Civitavecchia.