Need to know
Getting there: First Great Western trains run from London Paddington to South Wales; Virgin Trains run from London Euston to North Wales.
Where to stay: The Grove, Narbeth (from £150 a night); The Drawing Room, Powys (from £100 a night).
Tourist board: Visit Wales.
Photographs courtesy of: Earthwatcher; Frattaglia; Joysaphine; Caillum Smith; John Greenaway; Christian Roberts; Phil Parsons; Earthwatcher.