Sliven, Municipality seat and industrial center in Sliven Valley, Bulgaria.
Sliven sits at the foot of the Balkan Mountains in a valley and spreads across a large area with urban neighborhoods and open land. The city blends built-up districts with green spaces, where homes and nature coexist throughout the layout.
In the 19th century, the city became a center of Bulgarian resistance against Ottoman rule, with freedom fighters operating from mountain bases nearby. This period shaped the city's identity and importance in the nation's story.
The Stefan Kirov Drama Theatre has hosted performances since its founding in 1918 and remains central to local cultural life. Museums here tell stories about how the city developed and how people have lived across different periods.
Multiple transportation options link the city to other major towns and the wider region. Local trolleybus services run within the city, and regional airports serve travelers heading farther away.
An ancient elm tree in the city earned the title of European Tree of the Year in 2014 and stands today as a natural monument. The tree carries a complex history tied to the region's past.
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