The Pyrenees are a land of contrasts where majestic mountains shelter aquatic treasures of striking beauty. The high-altitude lakes dotting this mountain range offer breathtaking panoramas, from the crystalline reflections of the peaks in their calm waters to the changing colors depending on the light and seasons. Exploring these lakes during a hike means immersing oneself in wild nature, where the purity of the water and the grandeur of the mountains blend harmoniously. Here is a closer look at some of the most beautiful lakes in the Pyrenees, to discover during your adventures.

Lac de Gaube (Hautes-Pyrénées)

Nestled at an altitude of 1,725 meters, Lac de Gaube is one of the jewels of the Pyrenees. Accessible from Pont d'Espagne, this iconic hike takes you through pine forests and rocky trails to this lake with clear waters, with the majestic Vignemale in the background. It’s a perfect spot for a contemplative break, where the reflections of the mountains on the water create a postcard-perfect landscape.

• Access: From Pont d'Espagne, about 7 km round trip.
• Special feature: Crystal-clear turquoise water, framed by imposing peaks.

Lacs d'Ayous (Pyrénées-Atlantiques)

The Ayous lakes form a true gem in the Pic du Midi d'Ossau massif. This loop hike around several lakes offers spectacular views of the Pic du Midi d'Ossau reflecting in their calm waters. Along the way, you will cross varied landscapes, from alpine meadows to forests, for a complete change of scenery.

• Access: Starting from Lac de Bious-Artigues, about a 15 km loop.
• Special feature: A series of tiered lakes with sublime views of the Pic du Midi d'Ossau.

Lac d'Artouste (Pyrénées-Atlantiques)

Located at an altitude of 2,000 meters, Lac d'Artouste is a must-see site for nature and hiking enthusiasts. To get there, you first need to take the famous Petit Train d'Artouste, Europe's highest tourist train, which will offer you a spectacular ascent with views of the Ossau Valley. The hike to the lake is relatively easy and will lead you to this peaceful body of water, surrounded by rocks and meadows.

• Access: Via the Petit Train d'Artouste then 1 hour of easy walking.
• Special feature: A wild setting accessible after a picturesque train ride.

Lac d'Oô (Haute-Garonne)

Lac d'Oô is one of the most famous lakes in the Pyrenees, renowned for its majestic beauty and impressive waterfall that plunges directly into the lake. The hike to this enchanting site is accessible to everyone, with a well-marked trail winding through forests and pastures. Once there, the sight is striking, with the grand waterfall tumbling into the emerald waters of the lake, surrounded by dizzying cliffs.

• Access: From Les Granges d'Astau, about 6 km round trip.
• Special feature: The majestic waterfall of Lac d'Oô, a spectacular setting in all seasons.

Lac de Bastan (Hautes-Pyrénées)

Lac de Bastan, perched in the Néouvielle massif, is a true hidden gem. The route to reach it crosses mineral and wild landscapes, dotted with small lakes and scree, offering total immersion in the mountains. The upper Lac de Bastan, the largest, reflects the surrounding peaks, creating an impressive visual spectacle, especially at sunrise or sunset.

• Access: From Col de Portet, about 9 km round trip.
• Special feature: A collection of lakes in a mineral, wild, and preserved setting.

Lacs de Barroude (Hautes-Pyrénées)

The Barroude Lakes are situated in a majestic cirque, dominated by immense rock walls that form a kind of natural amphitheater. The hike to reach these lakes offers varied landscapes, between pastures and rocks, with an almost lunar atmosphere upon arriving at the lakes. The site is a perfect place for lovers of tranquility and raw nature.

• Access: From the village of Héas, about 14 km round trip.
• Special feature: A magnificent setting, surrounded by imposing rock faces.