The central fish pond is fed by a natural spring and is connected to the sea via a narrow canal.
The structure contains over 20 stone inscriptions, mostly in Latin and the local Chakavian dialect.
Hektorović designed the residence to serve as a microcosm of the world, housing humans, animals, and plants together.
The dovecote located above the fish pond remains a notable architectural feature of the building's upper levels.
The fortress was constructed gradually over several decades throughout the mid-16th century.
The garden was specifically cultivated with medicinal herbs and fruit trees to offer self-sufficiency during potential sieges.
Tvrdalj is a fortified summer residence built by Croatian Renaissance poet Petar Hektorović in the 16th century. It is unique for its integration of a defensive fortress structure with a poet's retreat designed for philosophical reflection. The centerpiece of the interior is a rectangular seawater fish pond surrounded by a stone arcade. Inscriptions in both Latin and Croatian are carved into the walls, serving as verses from Hektorović's famous work, 'Fishing and Fishermen's Talk'. The property reflects the defensive requirements of the period, featuring high walls to protect against Ottoman raids. It incorporates a lush garden that historically provided sustenance for the poet and his guests. The architecture represents a transition between medieval military necessity and humanistic residential design. It remains the most significant and well-preserved historical site in Stari Grad on the island of Hvar.
The arcade overlooking the central seawater pond provides the most iconic perspective of the architecture.
Walk the entire perimeter of the inner courtyard to read the various stone-carved poetic inscriptions.
Visit the garden area carefully, as some paths are original, uneven stone surfaces.
Allow time to sit near the fish pond to observe the water dynamics, which were highly innovative for the era.
Do not attempt to feed the fish in the pond, as the water system is sensitive to pollutants.
Closed during the winter season; generally open from late spring through early autumn.
Maintain a quiet tone as the site is considered a cultural memorial; do not touch the ancient stone inscriptions.