Hrušica (; German: ''Birnbaumer Wald'' iterally, 'pear tree forest' Italian: ''Selva di Piro'') is a plateau at the northern end of the

Postojna Gate The Postojna Gate, less often the Postojna Gap ( sl, Postojnska vrata), named after the local town of Postojna, is a major mountain pass of the Dinaric Alps. It lies in southwestern Slovenia, between the Hrušica Plateau to the north and the Javo ...

. The plateau can be viewed as the end or extension of the

Trnovo Forest Plateau The Trnovo Forest Plateau ( sl, Trnovski gozd) is a karst plateau that constitutes the extreme northwest end of the Dinaric Alps.Perko, Drago, & Milan Orožen Adamič. 1998. ''Slovenija: pokrajine in ljudje''. Ljubljana: Mladinska knjiga, p. 324. ...

( sl, Trnovski gozd), and to the west is Mount Nanos. The

limestone Limestone ( calcium carbonate ) is a type of carbonate sedimentary rock which is the main source of the material lime. It is composed mostly of the minerals calcite and aragonite, which are different crystal forms of . Limestone forms whe ...

plateau reaches an elevation of 1,080 m, while the road crosses it at 883 m. Because the Postojna Gate is crossed at a lower point of 606 m at nearby Postojna, modern traffic including the railroad and the freeway bypass Hrušica. Hrušica was the location of an ancient Roman Fortress called Ad Pirum, which was part of the

Claustra Alpium Iuliarum (Latin for 'Barrier of the Julian Alps'; hereby, the term Julian Alps refers to the wider mountainous and hilly region from the Julian Alps to the Kvarner Gulf) was a defense system within the Roman Empire between Italia and Pannonia that pro ...

defence system.

External links

* {{Slovenia-geo-stub