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What to do · Monasterio de Piedra

Historic Fish Farm, the First in Spain

Visit · 20 min · inside the park · the fish farm created about 150 years ago

InformationIncluded in the park ticket
Price
Included in the park ticket
Duration
20 min
Season
All year
Who it's for
Children

In 1866 Monasterio de Piedra created the first fish farm in Spain, and in 2026 it reopened to the public as part of the park route. It is a stop children enjoy, with ponds, channels and a place to rest before carrying on.

A little history

It was founded by Juan Federico Muntadas Jornet (1826-1912), the man who turned the old monastery's orchard into a landscaped garden. The quality and steady flow of the River Piedra made the site ideal for raising fish, above all trout. With a hydraulic system that moved the water by gravity, the fish farm filled its ponds and for more than a century was used to research, breed and restock many Spanish rivers. It stopped operating in 2016.

What you can see now

To mark the bicentenary of Muntadas's birth, the monastery has added the area around the old fish farm to the park, which until now was outside the route. Ponds and fish weirs have been restored, historic buildings have been renovated, the original hydraulic system has been brought back into view and the riverside woodland has been replanted with native species.

The walk passes between the ponds and channels, where you can see how the water was used for breeding. One of the restored buildings houses the Juan Federico Muntadas Jornet Space, devoted to his life and legacy, with the audiovisual "The Memory of Water", the story of Piedra told in the first person by the river itself. Another space explains the natural wealth of the river, its wildlife and its vegetation. The area also has rest areas, tables, children's play areas and a place to get a drink.

Hours and admission

It is included in the park ticket: €20 for adults and €14.20 for ages 4 to 11 and over-65s in 2026. Access to the fish farm closes earlier than the rest of the park: at 17:15, and at 16:45 from 10 November to 6 January. Bear in mind that you cannot enter the park with food.

Combining it

It fits within the park route. If you are with children, time the stop around one of the birds of prey display shows and leave the monastery, which closes later, for the end.

Frequently asked questions

Do you pay separately?

No, it is inside the park.

Does it still raise trout?

No: the activity ended in 2016; it is now a restored space for visitors.

What is the last entry time?

Until 17:15, and until 16:45 from 10 November to 6 January.

With young childrenAs a family

Opening hours and prices can change: check them before you go.

Round off the plan

Where to eat, where to stay and what else to do

To eat nearby

Sirloin steak, a main course at Reyes de Aragón© Monasterio de Piedra

Reyes de Aragón Restaurant

Restaurant · Nuévalos · €€€€

What to order: the seasonal dishes on the Aragonese menu; in summer, a table on the Los Castaños terrace

A cut of sirloin with mushrooms and vegetables© Monasterio de Piedra

Piedra Vieja Restaurant

Restaurant · Nuévalos · €€€€

What to order: the set menu after the park; at the bar, sharing plates and pinchos

The restaurant terrace© Hotel Río Piedra

Hotel Río Piedra Restaurant

Restaurant · Nuévalos · €€€€

What to order: the Río Piedra menu, or the gourmet one for a special meal

To stay nearby

The hotel entrance on Plaza de San Martín© Monasterio de PiedraSpa hotel

Hotel Monasterio de Piedra

62 rooms in the old cells · 500 m² spa with thermal circuit · Outdoor pool · 13th-century cloister

Dogs welcome

Why we like it: Sleep in the cells of a 13th-century Cistercian monastery, next to the park: 62 rooms, outdoor pool, 500 m² spa and dogs allowed in some rooms.

The hotel terrace with tables under the trees and strings of lights© Hotel Las TruchasHotel

Hotel Las Truchas

500 m from the park · Seasonal pool · Restaurant · Free parking and wifi

Why we like it: Hotel with a seasonal swimming pool, restaurant and free parking 500 m from Monasterio de Piedra, at 800 m above sea level and with skies free of light pollution.

The hotel pool© Hotel Río PiedraHotel

Hotel Río Piedra

30 rooms · Three stars · Pool and garden · Restaurant with underground cellar

Why we like it: Three-star family hotel in Nuévalos, beside the La Tranquera reservoir and 2 km from the park, with pool, garden, free parking and a restaurant with a cellar.

Itineraries

Features in these plans