railway in the country (up to 58 ‰) and for the Polubenský Tunnel, which belongs to the longest in the country with a length of . Notable people Berthold Bartosch (1893–1968), film director Rudolf Burkert (1904–1985), skier Claus Josef Riedel (1925–2004), glassmaker Ladislav Rygl Sr. (born 1947), skier References External links Tanvald–Harrachov cog railway Villages in Jablonec nad Nisou District