Visit Colonia del Sacramento

Silver-mining city of candy-coloured houses stacked up a ravine, with streets in tunnels and student minstrels serenading the alleys.

The best-preserved Spanish colonial town in Asia — cobbled Calle Crisologo, horse carriages and ancestral houses.

Colourful Spanish colonial old town.

Renaissance sea fortress at Helsingor — the Elsinore of Shakespeare’s Hamlet.

Swahili island town of donkeys, dhows and carved doorways.

Al-Balad’s coral-stone merchant houses with carved wooden balconies, a UNESCO gateway for centuries of Mecca pilgrims.

Paez Vilaro's white cliffside villa.

Island of wooden churches, stilt houses and its own mythology.