Montbui Castle stands on an elevation known as “La Tossa”, the spur of the Queralt mountain range that offers a commanding view of the entire Òdena basin.
Dating from the 11th century and declared a Bé Cultural d'interès Nacional, it is the most representative medieval monument in the region and the only Romanesque Monastery in the Penedès.
A castle from the 10th century, with a Templar construction from the 13th century and two towers from the 15th century, encased on the old road from Sant Quintí to Sant Joan de Mediona, it guarded this strategic enclave for centuries.
The castle and the church are a fortified complex from the 10th c. From the Center for Interpretation different proposals are offered to discover its history
Founded in the second half of the 10th century, it was part of the county of Barcelona, and was integrated into the network of castles that marked the border between the Catalan counties and Al-Andalus, with the function of protecting and organizing the territory.