Klejnárka
The Klejnárka is a river which flows through the Central Bohemian Region of the Czech Republic. It is a left tributary of the Elbe (). It is long, and its basin area is 350 km. The Klejnárka originates in the Bohemian-Moravian Highlands about southwest of Zbýšov, near the village of Dobrovítov. It flows northward through the towns of Čáslav and Nové Dvory (where it is joined by its largest tributary, the ). From here it flows another northward to join the Elbe river in Starý Kolín.