This rural hotel is set on the main square in Siresa, Huesca, opposite the 9th-century San Pedro Monastery. Tranquil and surrounded by nature, it offers homemade cooking, free Wi-Fi in public areas and functional rooms. All of the rooms Hotel Castillo d'Acher come with heating, a fan, a TV and work desk. They are all en suite. Breakfast is served at the Castillo d’Acher’s elegant restaurant. The attractive stone building also features a café-bar. The Castillo d’Acher Hotel is only 5.6 mi from the Oza Valley. Cross-country ski slopes can be found within 4.3 mi. The area in general is ideal for outdoor activities, including cycling and hiking.