Špilberk Castle

Listen first. Up here, the city noise drops away to a low hum. Gravel crunches under your shoes, and wind moves through the trees on the slopes below. The walls around you are thick and pale, built from brick and stone, and they slope outward at their base like the shoulders of a fortress. Below, the red roofs of Brno spread out in every direction. You are standing on the hill that guarded this city for centuries.

This is Špilberk Castle. Its story begins in the thirteenth century, when the Czech kings of the Přemyslid dynasty built a royal castle here. The ruler most often linked with its founding is King Přemysl Otakar the Second, a powerful and ambitious monarch. In those early days, this was a Gothic stronghold — a seat of royal power, a place for kings and margraves to stay when they came to Moravia, the eastern region of today's Czech Republic.

Look across the valley, and you will see the twin dark spires of the Cathedral of Saint Peter and Paul on the neighbouring Petrov hill. For a very long time, these two hills defined Brno. One held the church. The other held the sword. Between them, the medieval town grew up, its streets winding down toward the market squares. From here, you can still read that old shape of the city in the roofline.

The Gothic castle did not survive in its original form. Over the following centuries, warfare changed. Cannons made tall, thin medieval walls weak. So Špilberk was rebuilt, step by step, into a Baroque fortress — a low, wide, heavily armoured citadel designed to absorb artillery fire. The star-shaped bastions and deep earthworks you see around you belong mostly to that later age.

That new strength was tested in 1645, during the Thirty Years' War, a long and brutal conflict that tore through Central Europe. A Swedish army laid siege to Brno. The city and its fortress held out for months, and the Swedes finally withdrew. Locals still remember this defence with pride. Here is a small surprise: a popular legend says the siege ended because of a clever trick with the cathedral bells on Petrov. Brno still marks that story today when the bells ring at eleven o'clock instead of noon. It is folklore, but it is well loved.

Now, the darker chapter. In the eighteenth and nineteenth centuries, the Habsburg monarchy, the dynasty that ruled the Austrian Empire, turned Špilberk into one of its harshest prisons. Its name spread across Europe. People called it a prison of nations, because inmates came from many corners of the empire. Ordinary criminals were held here, but so were political prisoners — people who had dared to oppose the emperor.

The most famous of them was the Italian writer Silvio Pellico. He belonged to a circle of Italian patriots who wanted freedom from Austrian rule. After years in these cells, he wrote a book about his imprisonment called My Prisons. It was gentle, quiet, and deeply human. It became a bestseller across Europe, and it did more damage to the empire's reputation than any army. Many visitors from Italy still come here because of that book.

Another well-known prisoner was Baron Franz von der Trenck, a colourful and violent military commander who served the Habsburgs. He fell from favour, was imprisoned at Špilberk, and died here in the eighteenth century. His body did not stay on the hill, however. It rests today in the crypt of the Capuchin monastery down in the city centre — a separate visit, and a strange one.

The heart of this prison history lies underground, in the casemates. These are vaulted brick corridors built inside the fortress walls, originally for soldiers and supplies. They later held prisoners in darkness and damp. If you go down, you will feel the temperature drop. The air smells of cold stone. The ceilings press low. It is the most direct way to understand what this hill once meant to the people locked inside it.

The civilian prison closed in the middle of the nineteenth century. After that, the army used the fortress as barracks for about a hundred years. Even then, the hill did not escape the twentieth century. During the Second World War, the Nazi occupiers used Špilberk as a prison too. The walls carried one more layer of suffering before peace finally came.

After the army left in the late 1950s, the castle began a new life. Today it is home to the Brno City Museum, with exhibitions on the history of the city, its art, and its architecture. The castle is also listed as a national cultural monument of the Czech Republic. In summer, the courtyard often fills with concerts, theatre, and open-air events. The same space that once held prisoners now holds audiences.

The park that wraps around the hill is worth your time as well. Paths spiral down through trees and lawns, past benches and small viewpoints. Students walk here between classes. Families push prams up the slopes. On warm evenings, people sit on the grass and watch the sun set over the western edge of the city. It is one of the calmest places in Brno, and it costs you nothing but a little climb.

Before you leave, take one last slow look around. Notice the thickness of the walls beside you, and the angle of the bastions below. Find the cathedral spires across the valley again. Then, as you walk down through the park, listen to how the sound of the city rises to meet you — trams, voices, footsteps. The fortress stays behind on its hill, quiet now, holding all of its centuries in brick and stone.