The more than 30 km (18.6 miles) long mine system were used during centuries to extract stone to build the Hungarian capital.

这条总长超过30公里（18.6英里）的矿区在几个世纪中，提供了建造匈牙利首都的矿石。

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What makes the Hungarian capital special, however, is that in many ways, it has retained much of its original, unique characteristics.

但是让匈牙利首都如此特别的原因在于，很多方面它都保有了原始的样子、独特的特色。

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These striking photos were captured during a huge fire at a plastic processing plant in Kistarcsa, a suburb of the Hungarian capital Budapest.

这些惊人的照片记录了一场发生在匈牙利首都布达佩斯郊区一家塑料厂的超级大火。

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Saturday's peaceful rally began in Heroes Square - the heart of the Hungarian capital.

BBC: Thousands of Hungarians rally to back embattled PM Orban

But by the time they set foot on Australian soil, Gyarmati and his teammates were informed of a brutal turn of events as Soviet forces ruthlessly reasserted their grip on the Hungarian capital.

CNN: March 2, 2012 -- Updated 1645 GMT (0045 HKT)

The World Science Forum follows in the footsteps of the World Science Conference organized in Budapest in 1999 by UNESCO and ICSU. Unlike the previous sessions that were held in the Hungarian capital in 2003, 2005, 2007, and 2008, the next Forum will take place in Rio de Janeiro (Brazil).

UNESCO: Budapest World Science Forum to examine the changing landscape of science | United Nations Educational, Scientific and Cultural Organization