On June 19, 2020, during the renovation and construction works at the market square in Tarnogród, the remains of Roma Holocaust victims were found. The exhumation, carried out by the Institute of National Remembrance, uncovered the remains of  22 people: 8 men, 3 women, probably 3 women, 8 children and 2 fetuses. The Roma were murdered by German gendarmes in May 1942.

The remains were buried in the parish cemetery in Prostynia. The ceremony began in the area of ​​the Execution Site at the monument to the Roma and Sinti located next to the Treblinka I Penal Labor Camp, with the participation of the Roma community and invited guests.

• Uroczystości pogrzebowe w Prostyni. In: Muzeuym Treblinka. 08.04.2022. https://muzeumtreblinka.eu/2022/04/08/uroczystosci-pogrzebowe-w-prostyni/