Visit the Gagra Colonnade

Calatrava’s concert hall with a 58-metre concrete wave curling over the roof — Santa Cruz’s answer to the Sydney Opera House.

Copenhagen’s 17th-century harbour of brightly painted townhouses, wooden ships and canal-side bars.

Pine-fringed Black Sea resort with a 10th-century cathedral.

19th-century Orthodox monastery above the sea.

England’s chalk-white front door: cliff-top paths above the Channel with France visible on a clear day.

The storied southern tip of the Americas, where the oceans meet.

The rocky headland where the Atlantic and Indian Oceans meet, with baboons, ostriches and the Cape Point lighthouse.

Memorial arch on the beach where enslaved people were forced onto ships.