It's very large place called "tegal kurusetra" or "tegal kurukasetra" or "kurukhsetra" which as the place for bharatayudha war between pandawa brothers who fight against to kurawa brothers.
Since the peacemakers who had been sent by pandawa brothers to the Astina king, prabu Suyudana. But the peace from pandawa has been rejected by the Astina's king, prabu Suyudana as the kurawa brothers's leader. So the bharatayudha war couldn't hide again by both pandawa and kurawa.