Aínsa is a monumental town that occupies a commanding position above the river valleys of the Sobrarbe region. The medieval core is remarkably well preserved, featuring a central square with arcades surrounded by stone houses. The Castillo de Aínsa, dating from the eleventh century, crowns the town and dominates the skyline. The Romanesque Church of Santa María adds architectural depth and historical significance. The surrounding landscape of rocky slopes and distant snow-capped peaks of the Pyrenees enhances the town’s dramatic and cohesive character.
Ainsa
Local name: Aínsa (Aínsa-Sobrarbe, Huesca)

- Currency
- Euro (EUR, €). Credit and debit cards are widely accepted in cities and tourist areas. ATMs are abundant; most charge €2–7 per foreign card withdrawal. Some shops request ID before accepting a credit card. €500 banknotes are not accepted in most shops.
- Language
- Spanish is spoken throughout Aragon. Aragonese, a minority language with Catalan and Occitan influences, is spoken in the north (fabla) but holds no official status. Catalan is spoken in the eastern strip of the region. English is seldom encountered outside Zaragoza or tourist-oriented businesses; speaking Spanish is important when travelling outside the capital.
- Power plug
- Europlug (Type C) and Schuko (Type F) sockets; 230 V, 50 Hz
- Visa
- Schengen area: EU, EEA and Swiss nationals enter on national ID card or passport. Many non-EU nationalities have 90-day visa-free access. Non-EEA citizens staying longer than 90 days require an advance visa.
- Time zone
- Europe/Madrid (UTC+01:00 winter time, UTC+02:00 summer time from last Sunday in March to last Sunday in October). Canary Islands are one hour behind mainland Spain.
- Tap water
- Safe to drink throughout Spain. In some southern regions it has high mineral content and may taste unfamiliar; locals often drink bottled water instead. Bottled water is inexpensive and widely available.
- Tipping
- Not mandatory or customary. In restaurants: not expected for simple meals or basic establishments; 5–10% in mid-range or upscale venues if service was exceptional. Always pay cash to the server, not on card. Taxi drivers and hotel staff may appreciate small tips in upscale settings but it is not expected.
- Emergency
- 112