Sierra de Guara Walking | Mallos de Riglos Hiking

Country

Spain

Grade

Moderate

Duration

7 nights

Style

Guided

Type

Twin Centre

Price

£1495

Unforgettable walks
With you every step
Handpicked hotels with warm hospitality
Mountain holiday specialists since 1997

Explore the sunny foothills of the Pyrenees in Spring & Autumn

This guided, twin-centre walking holiday in the Spanish Pyrenees starts in Murillo de Gallego, 120 km north of Zaragoza. Enjoy 3 days hiking among the stunning cliffs of Mallos de Riglos. Next, we head to the hidden canyons of the Sierra de Guara, staying in the beautiful hilltop village of Alquezar, with its winding streets and the collegiate church of Santa Maria.

Rich in Christian and Moorish history, the region boasts castles and churches from the Reconquista era. We’ll explore cave paintings dating back to 5000 BC and observe griffon vultures up close. Accommodation includes two charming hotels, both with pools and small spas. In Murillo, dine at the hotel’s restaurant with breathtaking cliff views. In Alquezar, savour meals at fabulous local restaurants, all within walking distance.

Take a look through this page for everything you need to know about this inspirational guided walking holiday in the Pyrenees, and when you’re ready, click the Enquire or Book Now, submit some information and let our skilled enquiry team make this holiday a reality.

At a Glance

Dates

3 – 10 May 2026
18 – 25 October 2026
(8 people max)

Price

£1495
Single Supplement – £225

Grade

Moderate
Expect to walk for 4-6 hours each day, with between 480m – 750m ascent and 258-750m descent.

What’s Included

7 Nights Half board (4 nights at 4* Aguas de los Mallos and 3 nights at the 2* Hotel Villa de Alquezar) including bed & breakfast and 3-course dinner (drinks excluded)
5 Guided Walks led by a qualified mountain leader
Packed Lunches each walk day (5 days, but not Day 8)
Wine Tasting and a guided tour of the Bodega Sommos
Entrance Ticket for the Pasarelas
Transport to/from trail heads each walk day
Transfers to/from Zaragoza airport or ‘Delicias’ rail station
Excess Baggage Storage (luggage will be transferred to Hotel Villa de Alquezar for your final two nights)

Lunch on your rest/transfer day (Wednesday) and arrival/departure days (Saturday) are not included.
Spa access at both hotels is optional and costs €20pp (Hotel Aguas de los Mallos) or €30pp (Hotel Villa de Alquezar) per visit.

Travel

This holiday starts and finishes in Zaragoza. We recommend that you fly into either Zaragoza, Barcelona or Madrid Airports.
See example flights here – Zaragoza | Barcelona | Madrid

Our Zaragoza transfers (80 mins, included) then pick up from:

Zaragoza Airport and are timed to meet the London Stansted to Zaragoza Ryanair flight, the times of which are as follows :
Dep. Stansted 06:20, Arr. Zaragoza 09:35
Dep. Zaragoza 10:10, Arr. Stansted 11:15
Zaragoza Delicias train station at 12:00 midday and drops off the following Sunday at 11:45.
Trains that fit well with our 12:00 inbound transfer are:
RENFE trains – the traditional rail company
Dep. Barcelona 9:55, Arr. Zaragoza 11:38
Dep. Madrid 10:27, Arr. Zaragoza 11:47
Iryo trains – very similar service to RENFE, website more user-friendly
Dep. Barcelona 9:50, Arr. Zaragoza 11:13
Dep. Madrid 9:57, Arr. Zaragoza 11:17
Trains that fit well with our 11:45 outbound transfer are:
RENFE train – Dep. Zaragoza 12:52, Arr. Barcelona 14:46
Iryo trains – Dep. Zaragoza 12:41, Arr. Barcelona 14:14
RENFE train – Dep. Zaragoza 12:26, Arr. Madrid 13:52
Please note train times can vary depending on the dates but these train times usually run every Sunday. If you can’t get to Zaragoza for the 12 midday transfer, let us know and we may be able to pick you up later when we pick people up from the airport.

Itinerary

Sunday
Arrive & Settle in
Arrive in Murillo de Gállego from Zaragoza early evening. Briefing about the week ahead followed by the evening meal in the hotel’s restaurant.
Accommodation: 4* Hotel Aguas de los Mallos
Monday
Mallos de Aguero and Punta Comun
Route statistics: 10.5km, 600m ascent/descent
The cliffs of Mallos de Aguero tower above the village. This circular route takes us on a complete circuit of these fascinating rock formations. Halfway round, we make a side trip to Punta Comun, from the summit we can see north, to the snow-capped peaks of the main Pyrenees range.
Accommodation: 4* Hotel Aguas de los Mallos
Tuesday
Mallos de Riglos
Route statistics: 11.5km, 650m ascent/descent
Even bigger than yesterday’s cliffs, the Mallos of Riglos are the most famous and most spectacular of the area. A wonderful trail winds us up through the cliffs and then along a ridge above them. Our return route takes us underneath the cliffs and we’ll get sore necks as we gaze up at vultures and climbers above!
Accommodation: 4* Hotel Aguas de los Mallos
Wednesday
Sierra de Santa Domingo
Route statistics: 13.6km, 750m ascent/descent
Our hike today takes us through the narrow rocky valley of Foz de Salinas to the abandoned village of Salinas which once produced salt for the region. A landslip caused the village to be evacuated but we can still visit the church and see the remains of other buildings. Past the village we head to the pass of La Osqueta from which we have tremendous views both south and north. The route makes a loop, and we head back via pine woods.
Accommodation: 4* Hotel Aguas de los Mallos
Thursday
Transfer to Alquezar, Vineyard tour of Bodega Sommos
Today we leave Murillo de Gállego and head to Alquézar which lies in the centre of the Somontano wine region. We’ll visit the spectacular vineyard of Sommos where we’ll have a tour around the vineyard, wine tasting and lunch before heading onto Alquézar. When we arrive in Alquezar there will be time to check in before we do a short walking tour around this fascinating village.
Please note: lunch at the vineyard is not included
Accommodation: 2* Hotel Villa de Alquezar
Friday
Vero Canyon
Route statistics: 10km, 480m ascent and 258m descent
After a short transfer to the spectacular viewpoint of La Portiacha – where get great views down into the Vero Canyon – we hike right back to Alquezar, along the way passing three caves with neolithic cave art dating back to more than 5000 BC. To get to the cave paintings, you will need to go up or down some ladders (which are quite exposed), but this is optional if you would prefer to avoid these.
We continue and cross several canyons, the prettiest being the Vero, where we cross the idyllic Puente de Villacantal before the final climb up to Alquezar.
Accommodation: 2* Hotel Villa de Alquezar
Saturday
Mascun Canyon
Route statistics: 15.5km, 650m ascent/descent
Today we explore the wonderful rock formations of the Mascun canyon where the river has carved spires and arches. We hike up out of on branch of the canyon to the abandoned village of Otin, beautifully set on a hill on a high plateaux with panoramic views. We then hike back to the edge of the canyon where we get incredible views of the rock spires below us, before a long descent back to the canyon floor. As we hike back along the canyon, we’ll see climbers dangling from overhanging cliffs and arches.
Accommodation: 2* Hotel Villa de Alquezar
Sunday
Free Morning & Departure
Free morning in Alquezar, perhaps a chance to hike the short but excellent Pasarelas route (2.8km, 270m ascent/descent) before leaving for the transfer back to Zaragoza train station or Airport.

Accommodation

4* Hotel Aguas de los Mallos

The magnificent views over the Mallos de Riglos, which glow red in the evening light, are a highlight of this lovely spa hotel. You can swim in the pool, have a wine on your balcony or relax in the jacuzzi, all while gazing at these mesmerising cliffs. A modern hotel with 27 rooms and excellent facilities. The outdoor pool is heated and open year-round. The spa features a spa pool with waterfall, and massaging waterjets, jacuzzi, sauna and Turkish bath. The hotel also offers massages and other treatments (at additional price paid locally).

All rooms are a generous size, en-suite and have a private balcony or terrace with views of the cliffs. Meals are taken at the hotel’s excellent restaurant with views over the cliffs.

Please note: spa sessions are 1hr 30 mins and €20pp (not included)

Hotel Villa de Alquezar

An ancient royal palace at the top of the village with great views over Alquezar, the collegiate church and the surrounding countryside.There is a small outdoor pool (open in May depending on the weather).

All rooms are a generous size, en-suite and have a private balcony with lovely views, perfect to relax on after a day in the mountains.The hotel serves excellent breakfasts and evening meals will be taken at a variety of restaurants in the village. The final nights meal will be at the wonderful La Pardina restaurant which specialises in local dishes.

Please note the hotel has a very small spa which is €30€ pp (not included).

Testimonials

Very enjoyable holiday.

Very enjoyable holiday. Knowledgeable and enthusiastic guides and great accommodation with good food.

James Blogg

Frequently Asked Questions

What are the Mallos de Riglos?

The Mallos de Riglos are dramatic vertical sandstone cliffs near Riglos in Aragón, Spain, rising over 300 meters above the surrounding plains. Famous for their striking shapes and reddish hues, they offer walkers a unique combination of scenic trails, panoramic views, and wildlife spotting, including griffon vultures and peregrine falcons. Trails in the area are accessible and varied, allowing walkers to explore both the impressive rock formations and the peaceful valleys around them. With its mix of natural beauty, geology, and wildlife, the Mallos de Riglos is a captivating destination for walking and outdoor adventures.

Where is the Sierra de Guara?

The Sierra de Guara in northern Spain’s Aragón region is famed for its dramatic gorges, rugged cliffs, and scenic canyons, making it a spectacular destination for walkers. Well-marked trails lead through forests, plateaus, and river valleys, offering a mix of moderate walking and breathtaking scenery. The area is rich in wildlife, including griffon vultures and eagles, and dotted with charming villages where walkers can experience local Aragonese culture and cuisine. With its combination of natural beauty, accessible paths, and adventure opportunities, the Sierra de Guara is perfect for an engaging and memorable walking holiday.

Is the Mallos de Riglos a good location for walkers?

Yes, the Mallos de Riglos are an excellent location for walkers. While famous for their sheer cliffs and rock-climbing routes, the area also offers a network of accessible walking trails that wind through the surrounding valleys and foothills, providing stunning views of the towering sandstone formations. Walkers can enjoy a variety of terrain, from gentle valley paths to more undulating routes that give a closer perspective of the cliffs.

Why book with Collett’s?

Unforgettable walks
With you every step
Handpicked hotels with warm hospitality
Mountain holiday specialists since 1997

Need to Knows

Itinerary – Please note that while this is the intended itinerary, the exact programme may differ slightly if trail or weather conditions necessitate.

Terrain – We grade this trip as moderate because whilst the paths are good and easy to follow, they are generally quite rocky underfoot. There are some short steep sections, of which a couple of them are a bit loose underfoot. To get to the cave paintings, you need to go up or down ladders (which are quite exposed), but this is optional if people would prefer to avoid the ladders. Previous hiking experience, surefootedness, and a good level of fitness are essential.

ETIAS – The European Travel Information and Authorisation System is not due to be introduced until late-2026. Currently there is not an exact date as to when it will come into force. This means you do not need to have a ETIAS for travel to Europe at the moment. For more information read our blog article here

Booking Conditions – be sure to read our full terms and conditions here before booking.

At Your Own Risk – please read the important notes here.

Travel Advice – check your government’s travel advisory for up-to-date information and advice about your destination. For UK citizens, check the latest Foreign, Commonwealth & Development Office advice here.

Passport & Visa – any questions should be directed to the relevant embassy of your destination country; find out more here. It is your responsibility to be in possession of a full passport, valid for your chosen destination.

Travel Insurance – having adequate and valid travel insurance is a condition of booking with us. Details of our insurance partner, Campbell Irvine, are here.

Health Information – You should carry either an European Health Insurance Card (EHIC) or a Global Health Insurance Card (GHIC) Neither is an alternative to adequate travel insurance. For more information visit https://www.gov.uk/foreign-travel-advice and https://travelhealthpro.org.uk/

ABTA – Independent travel advice and help is always available from ABTA by calling 020 3117 0599 or visiting www.abta.com.