The Wachau World Heritage Trail follows both narrow single tracks and wider forest roads, such as this one. Published April 15, 2023 at 1000 × 288 in The Wachau World Heritage Trail follows both narrow single tracks and wider forest roads, such as this one. What happens when your non-profit members and leaders wander away? The Wachau World Heritage Trail follows both narrow single tracks and wider forest roads, such as this one.