The beauty of Lake Arpy in Aosta Valley
Lake Arpy is an iconic destination in Aosta Valley, perfect for families and nature lovers.

Why is Lake Arpy so famous in Aosta Valley?
Lake Arpy is one of the most well-known and loved alpine lakes in Aosta Valley. Located at an altitude of 2,066 meters, between Morgex and La Thuile, it is easily accessible to everyone thanks to a simple and short walk. Despite this accessibility, the lake retains an authentic and wild atmosphere, making it special and different from other more touristy destinations. Here, one can breathe the true essence of the mountains.
How to reach Lake Arpy starting from Morgex?
To reach Lake Arpy, one must first head towards Colle San Carlo. From Morgex, you drive up to the parking area of the pass, located at an altitude of 1,971 meters. Here begins trail number 15, which leads directly to the lake. The starting point is well marked and easily identifiable, making the hike suitable for everyone.
How long does it take to get to Lake Arpy?
From Colle San Carlo to Lake Arpy, it takes about 45 minutes of walking one way. The path is slightly uphill but does not present any particular technical difficulties. It is therefore a walk suitable for families with children, untrained hikers, and tourists who wish to experience the mountains without much effort.
What kind of landscape is encountered along trail number 15?
The trail crosses a beautiful forest of larches and pines, providing shade and coolness even on the hottest days. The walk is pleasant, quiet, and immersed in nature. Each step brings you closer to the lake, while the vegetation gradually opens up, revealing the peaks that surround the alpine basin.
What is Lake Arpy like once you reach it?
Lake Arpy suddenly appears as a mirror of clear water surrounded by mountains. Its crystalline waters reflect the alpine peaks, creating a postcard-like landscape. Around the lake, there are green meadows perfect for lying down, having a picnic, or simply relaxing while admiring the view. The tranquility of the place offers moments of peace to anyone who reaches it.
What can you do at Lake Arpy besides relaxing?
In addition to lying on the grass and enjoying nature, several trails depart from Lake Arpy that allow you to continue the hike. Two particularly appreciated itineraries are: Colle della Croce: this medium-difficulty path takes about 1h30 from Lake Arpy. The trail leads to a panoramic pass from which you can admire the Mont Blanc chain and Valdigne. It is a hike suitable for those who want to add a bit of effort and breathe the true high-altitude air. Lake di Pietra Rossa: a longer and more challenging itinerary that leads up to an altitude of 2,550 meters. From Lake Arpy, it takes about 2 hours of walking to reach it, crossing rocky and wilder environments. The waters of the lake have particular reflections that change with the sunlight, offering unique and less frequented scenery. These routes transform a simple walk at Lake Arpy into a true alpine trekking experience, with the possibility of discovering ever-changing landscapes and natural environments.
What are the best times to visit Lake Arpy?
The ideal period is from June to October. In summer, the meadows around the lake are green and blooming, while in autumn, the larch forests turn yellow and orange, offering a unique natural spectacle. In winter, the area transforms into a snowy landscape, frequented only by snowshoe hikers and experienced trekkers.
Why is Lake Arpy suitable for families?
Thanks to the brevity and simplicity of the route, Lake Arpy is perfect for a trip with children. The little ones can walk without too much effort and, once they arrive, play in the meadows or observe the alpine nature. It is a destination that combines adventure, relaxation, and contact with the environment without requiring long hours of walking.
Are there picnic areas near Lake Arpy?
Yes, the meadows around the lake are perfect for organizing a picnic. Just bring a blanket and some sandwiches to enjoy an unforgettable lunch in the midst of nature. There are also equipped areas near Colle San Carlo where you can stop before or after the hike.
What practical tips are needed to visit Lake Arpy?
Even though the path is easy, it is advisable to wear hiking shoes or sports shoes with a good sole, bring water, a snack, and a light jacket. The weather in the mountains can change rapidly, so it is always better to be prepared. Don't forget your camera: the views are truly worth it.
Why visit Lake Arpy at least once?
Because it is one of the most iconic places in Aosta Valley, capable of combining accessibility and wild charm. It can be reached with a simple walk, but it also offers the possibility to continue towards Colle della Croce and Lake di Pietra Rossa. Thus, each hiker can choose whether to enjoy a relaxing trip or turn it into a more challenging alpine adventure.