Micălaca
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46°10′25″N 21°21′20″E / 46.17361°N 21.35556°E

Micălaca (Hungarian: Mikelaka) is a neighbourhood in the east of Arad, Romania, approximately 5 km from the city center. The Mureș River flows through the neighbourhood. It is the most populated neighbourhood in Arad, with a population of 50.000.
The first historical information about Micălaca came from the Hungarian historian Márki Sándor.[citation needed]
In 1906, Lóránd Eötvös conducted an experiment on gravimetry in the town. The measurements collected data that provided evidence for the "Weak Equivalence Principle".[citation needed]
In January 2015, the Micălaca Telekom Arena was demolished to make way for a new supermarket.[1]