Located in Pennsylvania, Pittsburgh is one of the oldest cities in the nation.

A series of gates surrounds the two centers of ancient, medieval Fez (sometimes spelled Fes). The principal axes link the center to the gates and a street surrounds the heart of the old city. The Kairouan quarter, which is longer, is crossed by an artery. Narrow, tortuous pedestrian streets, covered passages, stairs and numerous dead-ends make up the dense layout with few urban squares.

Northwest of Panama City lies the capital city of Colón, a gateway to the Panama Canal.

Nosara, on Costa Rica’s Nicoya Peninsula, is a laid-back coastal town known for its strong connection to wellness, nature, and surf culture. Unlike some of the country’s busier resorts, Nosara has kept development low-key, with no large beachfront hotels and a community that values sustainability.

Liberia, republic in western Africa, bounded on the north by Sierra Leone and Guinea, on the east by Côte d'Ivoire, and on the south and west by the Atlantic Ocean. Liberia has an area of 99,067 sq. km (38,250 sq. mi.). Liberia was founded in the early 1800s by freed American slaves. Monrovia is the capital and largest city.