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Your day begins with a scenic approach around the peaceful Llyn Idwal, a glacial lake nestled within the Ogwen Valley. From here, you’ll make your way to the start of Senior’s Gully, encountering a mix of steep, broken paths and occasional streams as you begin your ascent. As you climb, you’ll tackle the technical scrambling sections that give the route its grade 1 status, providing an exciting challenge along the way. This part of the journey offers some of the most classic scrambling in the area, requiring both mental and physical engagement.
Upon reaching the top of Senior’s Gully, take a moment to pause and appreciate the achievement before continuing towards the summit of Glyder Fawr. The views from the top are nothing short of spectacular, with vistas across the Carneddau mountain range and down to the Devil’s Kitchen, where the descent will take place. It’s a fulfilling day of climbing and scrambling, offering an exciting alternative to the more popular Snowdon routes.
This adventure takes place in the Glyderau mountain range, located in the gorgeous Ogwen Valley, within Snowdonia National Park.
Surrounded by towering peaks, placid lakes, and lush valleys, this area is known for its natural beauty and historical significance. The region is rich in industrial heritage and offers a more serene, less crowded alternative to the more well-known routes in Snowdonia, providing a perfect setting for your mountain adventure.
This activity is best suited for those with a good level of fitness and some previous hillwalking experience. As there is some grade 1 scrambling involved, a head for heights is essential.
Participants should be prepared for a physically demanding day, as the route involves steep ascents and a variety of challenging terrain. It is a rewarding activity for those who enjoy outdoor challenges and want to test their skills in a beautiful and rugged mountain environment.
Adventure is at the heart of everything we do. We are passionate about the outdoors and creating memorable experiences for all our participants. With our team of fully qualified and knowledgeable Mountain Leaders, we ensure that you are not only safe but also receive the support and guidance needed to tackle challenges.
Our aim is to help you connect with nature in a way that feels personal and fulfilling, whether you're an individual, part of a group, or looking for a tailored adventure. We understand the importance of each adventure, and our team is committed to making yours a rewarding one, no matter your experience level.
The session lasts between 6-8 hours, depending on the group’s pace and weather conditions. This includes the ascent, scramble, summit, and descent.
The scramble is classified as grade 1, which means it involves some technical scrambling and a head for heights.
It is a challenging route, suited for those with hillwalking experience and a good level of fitness.
Yes, this activity is best suited for participants with some prior hillwalking or scrambling experience.
While it is not suitable for beginners, it is a great option for those who want to challenge themselves further in a supportive environment.
Participants should bring:
Please note that we will provide all necessary safety equipment, including ropes and helmets for scrambling sections.
In the case of adverse weather conditions, the safety of our participants is our priority. If conditions are too dangerous to proceed, the activity may be rescheduled or refunded.
Our Mountain Leaders will assess weather conditions closely and make decisions based on safety.
We partner with Rewilding Britain to help protect our natural spaces for future adventures.
All centres are vetted for safety and quality. Your adventure is in good hands with adventuro.


About the centre
Ogwen Valley, Snowdonia
Operated by Boot Up Adventures, a partner of adventuro.