Alberobello in southern Italy’s Puglia region captures the imagination with its distinctive trulli houses. These structures were built using a dry-stone technique passed down over centuries, without mortar or cement, and their unique form comes from layer upon layer of limestone nestled from nearby fields. Alberobello’s trulli are so remarkable that in 1996 the historic center was inscribed as a UNESCO World Heritage Site, where more than 1,600 of these buildings still stand.

Brussels, the vibrant capital of Belgium, offers a perfect blend of medieval charm and modern sophistication. At its heart lies the iconic Grand Place, a UNESCO World Heritage Site known for its stunning Gothic and Baroque guildhalls.

Williamsburg, Virginia offers visitors the unusual opportunity to walk through a fully reconstructed 18th-century city. As the capital of the Virginia Colony from 1699 to 1780, Williamsburg played a key role in early American politics and daily life. Today, Colonial Williamsburg spans over 300 acres and includes historic buildings, working tradespeople, and costumed interpreters who bring the Revolutionary era to life.

Písek, a picturesque city in the South Bohemian Region of the Czech Republic, is a hidden gem steeped in history and charm. One of its most notable landmarks is the Písek Stone Bridge, the oldest preserved bridge in the country. Built in the 13th century, this Gothic bridge spans the Otava River and is a testament to medieval engineering.

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.