The calculated distance (air line) between Nyasvizh and Maladziečna is approximately 76 miles respectively 123 kilometers.
By car or train, the actual journey to Maladziečna is certainly longer, as only the direct route (as the crow flies) between Nyasvizh and Maladziečna has been calculated here.
Air line (approximately)
123 kilometers
66 nautical miles