São Luís do Maranhão, founded by France in 1612 and the only French colonial city in Brazil, was inscribed on the UNESCO World Heritage List in 1997 for its extraordinary concentration of azulejo-tiled colonial facades — more than in any Brazilian city and the densest outside Lisbon itself. The city is served by international and domestic flights and is the gateway to the Lençóis Maranhenses dune and lagoon landscape.

Mompox (Santa Cruz de Mompox), founded 1537 on a Magdalena River island in Colombia, was inscribed on the UNESCO World Heritage List in 1995 for its intact colonial urban fabric and seven 16th-18th century churches. The town is 250 km from Cartagena (reachable by river+road or light aircraft) and is known for its Semana Santa processions and filigree goldsmith tradition.

Sighișoara’s medieval Saxon citadel in Transylvania — the only continuously inhabited medieval hilltop citadel in Europe — was inscribed on the UNESCO World Heritage List in 1999. The city is linked by train to Brașov and Cluj-Napoca, and is within 40 km of the UNESCO-listed Fortified Saxon Churches at Biertan, Saschiz, and Valea Viilor.

Telč’s perfectly preserved Renaissance square — rebuilt after a 1530 fire by Zacharias of Hradec with Italian architects — was inscribed on the UNESCO World Heritage List in 1992. The arcaded ensemble in the Bohemian-Moravian Highlands is within 90 km of two further UNESCO sites: the Basilica and Jewish Quarter of Třebíč, and the Archbishop’s Chateau of Kroměříž.

Toruń’s Gothic brick Old Town, birthplace of Copernicus in 1473 and site of the Peace of Toruń (1466), was inscribed on the UNESCO World Heritage List in 1997. The city is 2.5 hours by train from Warsaw and within 100 km of Malbork Castle, a second UNESCO site on the same Vistula corridor.

Cuenca Ecuador (inscribed 1999) was built in 1557 on the ruins of Tomebamba — the “Second Cuzco,” the Inca Empire’s northern capital (2,560m altitude). The blue-domed New Cathedral (begun 1880, still unfinished) is Ecuador’s largest. The “Panama hat” (actually woven here in Cuenca/Montecristi, not Panama) is UNESCO intangible heritage.

Meroë / Island of Meroe (inscribed 2011) has more pyramids than Egypt: 200+ narrow, steep Nubian pyramids (65-70° slope vs Egypt’s 51°) built 300 BCE–350 CE by the Meroitic Kingdom. The “Black Pharaohs” (25th Dynasty) ruled Egypt from c. 747–664 BCE before being expelled by Assyria. Sudan is in central Sudan, 200 km north of Khartoum.

Évora (inscribed 1986) has 2,000 years of stratified history in 1 km²: Roman Temple (1st-2nd c. CE, 14 Corinthian columns intact), Gothic cathedral, Jesuit university (1559), and the Chapel of Bones — 5,000 skulls line the walls of a 17th-c. Franciscan ossuary whose inscription reads “We bones that are here await yours.” The Almendres Cromlech (7,000 BCE) is 7 km away.

Guimarães (inscribed 2001) is the “Berço de Portugal” (Cradle of Portugal) — Afonso Henriques (first King of Portugal, c. 1109–1185) was born here; his castle bears the inscription “Aqui nasceu Portugal.” The Palace of the Dukes of Braganza (1420s) has 30 tall chimneys and Flemish tapestries. Every Portuguese schoolchild learns this city.

El Jadida/Mazagan (inscribed 2004) is the oldest Portuguese fortress in Africa, built 1502 CE. The Portuguese Cistern (1514) — a Manueline-vaulted underground hall reflected in a mirror of water, single skylight, 34×34m — is one of the world’s most beautiful interior spaces. When Portugal evacuated in 1769, the entire garrison founded Nova Mazagão in the Brazilian Amazon.