Naddunajsko (Podunajsko), zabytki narodowe

The Exhibition "Roman Lapidarium" is installed in the southern bastion of the Komarno fortress. Opening hours:  May - October: Tue-Sun 10.00 a.m. - 5 p.m.

Celemantia was a Roman castellum and settlement on the territory of the present-day municipality Iža, 4 km to the east of Komárno. It is the biggest known Roman castellum in present-day Slovakia. It was a part of the Roman Limes, the frontier-zone of the Empire.