Monte Lastroni and Laghi d'Olbe Loop Trail

The trail typically starts from Baita Rododendro in Val Sesis, near Sappada. You can usually find parking available at or near Baita Rododendro, which serves as the primary trailhead for this route.

This hike is classified as 'difficult' due to its significant elevation gain and technical sections, especially the final stretch to Monte Lastroni's summit. It involves rocky terrain, scree, and some scrambling, with parts being slightly exposed. It requires good fitness and some alpine experience, so it is generally not recommended for beginners.

The initial section from Baita Rododendro is a wide mule track or dirt road through a forest. After crossing the Piave river, it transitions to a mountain path through alpine pastures with steady inclines. The final ascent to Monte Lastroni involves more demanding rocky terrain, scree, and sections requiring some scrambling with hands. Some parts are slightly exposed, demanding sure-footedness.

The trail offers numerous highlights. You'll pass a beautiful Waterfall at 1500 Meters, the picturesque Laghi d'Olbe, and enjoy a stunning View of the Dolomites from Sentiero CAI 138. Other notable features include the Face Rock on the Border Between Friuli Venezia Giulia and Veneto and, of course, the panoramic Monte Lastroni Summit (2449 m).

While dogs are generally allowed on many trails in the Dolomites, the challenging nature of this specific route, with its rocky terrain, scree, and scrambling sections, might be difficult or unsafe for some dogs, especially on the final ascent to Monte Lastroni. If you bring a dog, ensure it is well-conditioned for alpine environments and keep it on a leash.

The best time to hike this trail is typically during the late spring, summer, and early autumn months (June to September) when the snow has melted, and the weather is generally stable. Always check local weather conditions before heading out, as alpine weather can change rapidly.

Yes, the area is rich in historical significance from World War I. The CAI 138 trail, also known as the 'Path of the Porters' (Sentiero delle Portatrici), passes numerous well-preserved military observatories, trenches, fortifications, and even a bunker, offering a poignant glimpse into the conflict.

No, typically you do not need any special permits or have to pay entrance fees to hike the Laghi d'Olbe and Monte Lastroni via CAI 138 trail. However, always be mindful of local regulations and respect the natural environment.

Keep an eye out for marmots, which are often spotted along the trail in the alpine pastures. The diverse alpine environment also supports various bird species and other small mammals.

You'll find numerous streams and rivulets up to the Laghi d'Olbe. However, water sources become scarce beyond the lakes, especially on the ascent to Monte Lastroni. It's crucial to carry sufficient water for the entire hike, especially for the more challenging summit push. Also, bring appropriate hiking gear, layers of clothing, sturdy boots, and snacks.

Yes, sections of this route overlap with other notable trails. You will find it intersects with parts of the Julius Kugy-Dreiländerweg E 24B, the Cammino delle Dolomiti - Tappa 19, the Sentiero Naturalistico Piave, and the Alta via n. 6 delle Dolomiti.