Txurregi and Gaztelu Loop from Ollo

This challenging circular hike is estimated to take around 4 hours and 20 minutes to complete. However, your actual time may vary depending on your pace, fitness level, and how long you spend enjoying the spectacular views from the summits.

The trail offers varied terrain, starting with grassy sections from Ilzarbe. You'll encounter stony areas, forested parts with oak and holm oak trees, and open pasture land. A significant feature is the very steep 'hard ramp' leading up to Txurregi, which requires appropriate footwear and potentially poles, especially if wet. The crest of Txurregi can be windy, and the initial descent from the summit is stony.

Given its 'difficult' rating, significant elevation gain, and the very steep 'hard ramp' to Txurregi, this trail is not recommended for beginners. It's best suited for hikers with a good level of fitness and experience. While some experienced hikers might find parts 'quite simple,' the overall challenge requires preparation.

The trail starts from the village of Ilzarbe. While specific parking details aren't always explicit, you can typically find parking within or at the edge of small villages like Ilzarbe, often near the church or a central square. It's advisable to arrive early, especially on weekends, to secure a spot.

The primary highlights are the summits themselves. You'll reach the Txurregi Summit (1,121 m) and Monte Gaztelu (998 m), both offering extensive panoramic views. On Monte Gaztelu, you can see the circular stone enclosure of an ancient watchtower. Both summits feature mailboxes typical of Spanish hiking peaks.

Yes, the Txurregi from Ilzarbe – circular via Gaztelu trail is generally considered dog-friendly. However, due to the challenging and steep sections, especially the 'hard ramp' to Txurregi, ensure your dog is fit enough for the ascent and descent. Always keep your dog under control, preferably on a leash, to protect wildlife and for the safety of other hikers.

No, there are no permits or entrance fees required to hike the Txurregi from Ilzarbe – circular via Gaztelu trail. It's freely accessible to the public.

The best times to hike this route are typically spring and autumn when temperatures are milder and the scenery is vibrant. Summer can be very hot, making the steep ascents more challenging. Winter hikes are possible but require caution due to potential snow, ice, and slippery conditions on the steep sections, especially the 'hard ramp' to Txurregi.

From the peaks of Txurregi and Gaztelu, you can expect spectacular panoramic views. These include the Ollo Valley, Sakana, the Pamplona basin, and surrounding mountain ranges like Aralar, Andia, and Sarbil. On clear days, you might even see the Pyrenees to the east.

Yes, the route also passes through sections of the Tour de la Valle de Ollo and the Camino Txurregi.

Given the trail's difficulty and varied terrain, it's essential to bring sturdy hiking boots with good grip. Walking poles are highly recommended, especially for the steep 'hard ramp' and stony descents. Carry plenty of water, snacks, sun protection, and layers of clothing as the crest can be windy. A map or GPS device is also advisable.