Zamość Rotunda – Martyrdom Memorial

The Zamość Rotunda is a circular 19th-century gun battery that became a German Gestapo prison and execution site during World War II. Today it is the Mausoleum of the Martyrdom of the Zamość Region, a memorial museum surrounded by a vast cemetery of occupation victims. Just a short walk from the Renaissance Old Town of Zamość (say "ZAH-moshch"), it is a quiet, sobering place that explains why this corner of eastern Poland remembers the war so vividly.

History

The Rotunda was built in 1825–1831, when Zamość was a fortress in the Russian-ruled Kingdom of Poland. It is a ring of brick casemates 54 m (177 ft) across around an inner courtyard 38.5 m wide, with walls about 7 m thick. It originally had 20 cells; one was destroyed by bombing in September 1939.

On June 19, 1940, the Germans set up a Gestapo prison and transit camp here, first for Polish intellectuals and resistance members arrested in the so-called AB-Aktion. In 1942 it became a site of mass executions of people from the Zamość region, including children, during the brutal German resettlement campaign known as Aktion Zamość; bodies were burned in the courtyard. An estimated 50,000 people passed through the Rotunda and between 6,000 and 8,000 were killed here. The camp was closed on July 22, 1944, right after the last executions. The original German inscription marking the Security Police transit camp still survives above the gate.

What to see

• 19 cells with plaques and epitaphs, serving as symbolic graves for victims who have no grave of their own.
• A cell dedicated to the children of the Zamość region, deported to the Reich and murdered in camps.
• An exhibition on wartime Zamość, with death-sentence notices, exhumation photos and German orders.
• The cemetery around the Rotunda and along the access road, created in 1944, where the ashes of more than 45,000 victims, soldiers and partisans are buried. Visitors leave stones on the Jewish graves.

The memorial museum was established in 1947 and is overseen by the Zamość Museum. A conservation project worth over PLN 8 million, completed in early 2022, waterproofed the structure, refreshed the exhibition and added ramps and tactile models for blind visitors.

How long to stay

Allow 45–60 minutes. Please keep quiet and dress respectfully. The content is best suited to adults and teenagers.

Opening hours and admission

As of October 2026, the Zamość Museum does not publish hours or prices for the Rotunda online, and other sources disagree. Call ahead: +48 883 375 564 or +48 84 638 64 94, or email ekspo@muzeum-zamojskie.pl. Expect shorter hours in winter 2026/27.

How to get there

The Rotunda is on Droga Męczenników Rotundy, about 500 m south of the Old Town, roughly a 15-minute walk from the Great Market Square. Zamość is about 90 km (55 miles) southeast of Lublin; direct trains take about 2 hours from Lublin and 4.5 hours from Warsaw.

Nearby

• Old Town and the Great Market Square, about 1 km.
• Arsenal museum of fortifications and weapons.
• Zamość Zoo, about 1 km.