The three star Hotel San Millán is located at the entrance of the city Santander, at the foot of the church of Peñacastillo. It is three kilometres from the city centre and the beaches.

The hotel has 50 rooms equipped with a bathroom, central heating, telephone,television and piped music.

Facilities at the San Millan include a café, children's playground, garden areas, swimming-pool, jacuzzi, social lounges and parking.