Monument to the victims of the disaster at the Nelson mine

The Monument to the Victims of the Nelson Mine Disaster stands on the outskirts of Osek, a small town in the Ústí nad Labem region of the Czech Republic, along the road leading toward Osek Castle. It is a quiet but powerful memorial site commemorating one of the deadliest mining accidents in the country's history, and it makes for a meaningful stop for anyone exploring the foothills of the Ore Mountains (Krušné hory).

What happened at the Nelson III mine?

On 3 January 1934, a massive explosion tore through the Nelson III brown coal mine. The blast destroyed surface buildings, while underground the resulting fire spread rapidly. Rescuers were eventually forced to seal the ventilation shafts to cut off the fire's oxygen supply — a decision that stopped the blaze but also sealed the fate of miners still trapped below. In total, 144 people lost their lives: 140 miners underground, two people killed by collapsing debris on the surface, and two more during the rescue and evacuation efforts. It remains one of the deadliest mining disasters ever recorded on Czech territory.

Who created the monument, and when?

The monument was unveiled in 1935, a year after the tragedy. The sculpture itself is the work of Czech sculptor Karel Pokorný, built to a design by architect Josef Gruse. Rather than a purely symbolic marker, the two men created a piece meant to give visible form to the collective grief of a mining community for whom disasters like this were a real and recurring danger.

What does the monument look like?

The centerpiece is a pair of sandstone figures depicting grieving parents mourning their dead son — a miner lost in the disaster. By drawing on the universal image of parental grief rather than an abstract obelisk or plaque, the sculpture communicates its meaning instantly, even to visitors unfamiliar with the historical background. In front of the figures, memorial plaques list the names of the victims, so the monument functions both as an emotional tribute and as a record of individual lives lost.

What protection status does the monument hold?

Given its historical and artistic significance, the monument was listed as a cultural monument in 1964, and its status was upgraded to National Cultural Monument in 1978 — one of the highest forms of heritage protection available in the Czech Republic. This elevated status reflects how deeply the 1934 disaster is embedded in the region's collective memory, decades after the event itself.

Where exactly is it located?

The monument stands at the edge of Osek, on the road heading toward the hill where Osek Castle sits, in the Teplice district of the Ústí nad Labem region. Its position makes it easy to combine with a visit to the town itself, including the nearby castle remains and the historic Osek Cistercian monastery, or with a broader day out in the Ore Mountains.

Frequently asked questions

How many people died in the Nelson mine disaster? 144 people died in total — 140 miners underground, plus two killed on the surface and two more during the rescue operation.

When did the disaster happen? The explosion and subsequent fire occurred on 3 January 1934.

Who designed the monument? The sculpture was created by Karel Pokorný to a design by architect Josef Gruse, and it was unveiled in 1935.

Is the monument legally protected? Yes. It has been a protected cultural monument since 1964, and since 1978 it has held the status of National Cultural Monument.

Can this stop be combined with other sights in Osek? Yes — the monument sits right on the route toward Osek Castle, so it's easy to see it as part of a walk around town, alongside the Cistercian monastery or a wider trip into the Ore Mountains.