From above, Brazil's Mirror Beach looks like a watercolour you can walk into. Pale cliffs, reefs stitched into the shoreline and a mosaic of tide pools that, at low tide, reflect the sky and clouds so clearly that the beach earns its name. Tucked into Bahia, a north-eastern state on the Atlantic coast, it sits between small fishing villages in the city of Porto Seguro. Access follows dirt roads and short trails—a natural crowd-control system that keeps the vibe intimate. For years, it stayed off the map, known only through word of mouth, until the 1990s brought it onto travellers' radars.

The best part? The view never stays the same, as the landscape is in constant dialogue with the sea. Each tide redraws sandbanks, exposes coral formations and restocks the pools with tiny locals—fish, sea stars and other miniature marine residents. Every visit feels like a first, and Mirror Beach keeps surprising those lucky enough to find it.