It is located southeast of the city centre, and covers an area of 110 hectares (270 acres).

It was established to commemorate the 100th anniversary of the union of Pest, Buda and Óbuda.

The park is the site of the Planetarium, which is a laser theatre, and the E-klub, the biggest night club in Budapest.

The circuit hosted European Touring Car Championship races in 1963–1964, 1966–1967, and 1969–1970.

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