Krnsko

Krnsko is a municipality and village in Mladá Boleslav District in the Central Bohemian Region of the Czech Republic. It has about 600 inhabitants.

Administrative parts
The village of Řehnice is an administrative part of Krnov.

Etymology
The suffix -sko indicates that the village was founded on the site of another village and took its name. Krnsko was founded on the site of the abandoned village of Krnín.

Geography
Krnsko is located about 5 km southwest of Mladá Boleslav and 38 km northeast of Prague. It lies in the Jizera Table. The municipality is situated on the right bank of the Jizera River.

History
The first written mention of Krnsko is from 1360. Řehnice was first mentioned in 1319.

Transport
The I/16 road, which connects the D10 motorway with Mělník, briefly crosses the municipality.

Krnsko is located on the railway line Prague–Mladá Boleslav.

Sights
The railway bridge in Krnsko, Stránovský viaduct, was built in 1924 and has been protected as a technical monument. The length of the bridge is 152 m and the maximum height above the lowest point of the bridge is up to 27 m.