Аннотация:This article is devoted to seismic deformations in the walls of the ancient structures of the settlementof Belinskoe on the Kerch Peninsula, a frontier fortress and city in the Bosporan Kingdom. One distinctivefeature of this work is its combination of a field survey of the archaeological ruins of the ancient fortress,the study of archival archaeological materials, and field geophysical works in the territory of the fortressand its immediate surroundings. As a result of the similar—and in many respects unique for Crimean archeology—combined methods of field archeology, archaeoseismology, paleoseismology, seismotectonics, andgeophysics, a complex seismic history of the site is revealed and previously unknown earthquakes aredescribed, some of which are dated with an accuracy of half a decade. The archeological monument and thearea around it have experienced a total of at least three catastrophic earthquakes. The first one with intensityIL ≥ IX on the MSK-64 scale occurred before the construction of the fortress (no earlier than the beginningof the 2nd century); its epicentral area was in the territory and in the area of the site. The second earthquake,with intensity IL ≥ IX MSK-64, occurred in the third quarter of the 3rd century. The settlement of Belinskoewas in the epicenter of the earthquake. It occurred either immediately after the destruction of the fortressduring war at the end of the first construction period or it created the prerequisites for a military disaster. Thethird earthquake dates between 318 and 322 and coincides with the end of the second construction period ofthe settlement. The territory of the monument was in its epicentral area. The earthquake magnitude wasM = 7.0(±0.5) and the intensity was IL ≥ IX MSK-64. This data can be used for a new assessment of the seismichazard of the Crimean Peninsula.