Jablonec nad Nisou is a town in northern Bohemia, the second largest town of the Liberec Region. It is known as a mountain resort in the Jizera Mountains, an education centre, and a centre of world-production of glass and jewellery.

Today's Jablonec is a centre of active holiday tourism and sport, with a swimming pool, 3 soccer and athletic stadiums, a hockey stadium, 13 gyms and 16 playgrounds. It is also well-known for its modern architecture from the 1900s, 1920s and 1930s. Jablonec valley dam is the northest intra-urban valley dam in Europe.

Jablonec shares the tramway line which connects it to its neighboring city, Liberec.