Mumlava

Kořenov (German: Bad Wurzelsdorf) is a municipality and village in Jablonec nad Nisou District in the Liberec Region of the Czech Republic. It has about 1,000 inhabitants. It lies in the Jizera Mountains.

Čerťák is a ski jumping stadium with two hills in Harrachov in the Czech Republic. It was built in 1979 and both hill officially opened in 1980. The venue is most notable for being one of five ski flying hills in the world, though it also has three smaller hills close by. It is owned by the sports club TJ Jiskra Harrachov. Audience capacity is about 50,000. Despite being a flying hill, only two world records have ever set at Čerťák, both in the 1980s. It was also during this time, and into the early 1990s, that many horrific accidents occurred.

Harrachov (Czech pronunciation: [ˈɦaraxof]; German: Harrachsdorf) is a town in Jablonec nad Nisou District in the Liberec Region of the Czech Republic, close to the border with Poland. It has about 1,400 inhabitants. It is known for its ski resort.

Paseky nad Jizerou is a municipality and village in Semily District in the Liberec Region of the Czech Republic. It has about 300 inhabitants.

Rokytnice nad Jizerou (German: Rochlitz an der Iser) is a town in Semily District in the Liberec Region of the Czech Republic. It has about 2,600 inhabitants.

Jablonec nad Jizerou (German: Jablonetz an der Iser) is a town in Semily District in the Liberec Region of the Czech Republic. It has about 1,600 inhabitants.

Zlatá Olešnice is a municipality and village in Jablonec nad Nisou District in the Liberec Region of the Czech Republic. It has about 500 inhabitants.

Vysoké nad Jizerou (German: Hochstadt an der Iser) is a town in Semily District in the Liberec Region of the Czech Republic. It has about 1,400 inhabitants.

Jizerka (German: Klein Iser) is part of municipality Kořenov in Jablonec nad Nisou District. The hamlet located in the Bohemian part of Jizera Mountains, on the border with Silesia, Poland. In the 15th century first inhabitants settled in the area to look for gemstones. The oldest written reference is from 16th century. The settlement was called Bukowec. At the end of the 18th century there were 7 buildings and the inhabitants made a living from forestry and smuggling. In 1829 glassworks were opened. At the peak of the glass industry Jizerka had a population of approximately 450 people. There was a school, pub, sawmill, bakery, blacksmith and other craftsmen. In 1911 the wood-fired glassworks were closed. Coal-fired factories located in the valleys were more efficient. At the same time, tourism began to take off. Some houses became hostels, others pubs. After World War II most of the buildings were nationalised. In the 1980s massive deforestation took place. In the 1990s the buildings were privatised and Jizerka became a recreation centre again.

Desná (Czech pronunciation: [ˈdɛsnaː]; German: Desse) is a short river in the Liberec Region of the Czech Republic. It is 2.3 km long and is a left tributary of the Kamenice, to which it enters in Tanvald. It originates in the Jizera Mountains and has two tributaries, Bílá Desná and Černá Desná (the "White Desná" and the "Black Desná").

The Tanvald–Harrachov cog railway is a standard gauge cog railway in Europe. It connects the municipalities Tanvald, Kořenov and Harrachov in the Czech Republic.

Desná (Czech pronunciation: [ˈdɛsnaː]; German: Dessendorf) is a town in Jablonec nad Nisou District in the Liberec Region of the Czech Republic. It has about 3,100 inhabitants.