The waterfalls were artificially enhanced in the 1500s to regulate the Fersina stream's flow.
The canyon reaches depths of nearly 100 meters in certain sections.
The hydraulic systems are considered among the oldest of their kind in the Alpine region.
The gorge acts as a geological window into the Triassic period rock formations of the area.
Orrido di Ponte Alto is a deep, narrow gorge carved by the Fersina stream located just outside the city of Trento. The site features two large waterfalls formed by hydraulic engineering works dating back to the 16th century. These structures were commissioned to manage floodwaters and protect the city from the torrent’s destructive power. Visitors traverse a network of walkways and tunnels anchored into the steep canyon walls to access viewing platforms. The geology of the gorge consists of layered sedimentary rock exposed by centuries of erosion. Guided tours are mandatory to ensure safety within the confined canyon passages. The site serves as both a natural attraction and a historical landmark of alpine hydraulic management.
The lower observation deck directly facing the main waterfall provides the most dramatic perspective.
Wear a waterproof jacket as the spray from the waterfalls can be heavy.
Book your tour slot well in advance online, as access is restricted to small groups.
Wear sturdy, non-slip footwear suitable for wet stone surfaces.
Attempting to visit without a pre-booked guided tour, as independent access is prohibited.
Tours typically operate from spring through autumn; closed during winter months due to ice hazards.
Helmets are provided and mandatory during the guided tour for safety against rockfall.
