Originally the residence of the first Marquis of Santillana, Don Íñigo López de Mendoza, today the five star Hotel Casa del Marques. It is situated in the resort of Santillana del Mar on the west coast of Cantabria, 31 kilometres from Santander. This hotel is housed within a historical building that dates back to the 16th century and was restored in 1999.

The hotel has 13 rooms and one suite, all equipped with a television, background music, central heating, air conditioning, bathroom, telephone, hair dryer, safety deposit box and mini bar.

Facilities at the Casa de Marques include a library, lounge with fire place, meeting rooms, television room, cafeteria, lift, gardens, summer terrace, parking, internet connection, buffet breakfast and 24 hour reception. The hotel features a one -piece staircase which was made from an oak tree of more than 700 years old. The staircase was left untouched during the careful restoration of the building.