In the "Glass Hall" in Logatec the exhibition "SLOVENIAN FORTIFICATIONS - the Architectural Fortification Heritage of the Postojna Door - Ljubljana Gap Area" was opened on January 24th 25th, 2009.

The great surprise of the opening was the presentation prepared by members of the " IR 17 History Association re-enactment group under the leadership of Marko Negrieski. After the presentation the amazement, caused by their sudden appearance was soon replaced by enthusiastic reception.

Otherwise the exhibition was prepared by the Ad Pirum Institute. The following experts contributed their materials (in alphabetical order):
Prof. Dr. Peter Fister,
Dr. Marko Frelih,
Mr. Anton Marn
Mr. Aleksander Jankovic Potocnik
Mr. Igor Sapac
Mr. Matej Zupancic,

The exhibition is available in pdf format at:
Ad Pirum web site.

One of the main origins of the present exhibition was the annual tour of the FSG. Project was partially financed by the Ministry of Culture of the Republic of Slovenia and the Municipality of Logatec.

V "Stekleni galeriji" v Logatcu je bila razstava "UTRDBE NA SLOVENSKEM- Arhitekturna utrdbena dediscina prostora Ljubljansko - Postojnskih vrat" odprta 24.1.2009.

Veliko presenecenje vecera je bil nastop clanov ponazoritvene skupine" Zgodovinskega drustva IR 17 pod vodstvom Marka Negrieskega. Presenecenje ob njihovem vstopu je po izvedeni predstavitvi nadomestilo veliko navdusenje obcinstva.

Sicer pa je razstavo pripravil Ad Pirum - zavod za intelektualne dejavnosti. Avtorji razstave so naslednji strokovnjaki (po abecednem redu):
Prof. Dr. Peter Fister,
Dr. Marko Frelih,
Anton Marn
Aleksander Jankovic Potocnik
Igor Sapac
Matej Zupancic,

Razstava je na voljo v pdf formatu na
spletni strani Ad Piruma.

Ena od glavnih osnov za projekt je bila priprava redne letne ekskurzije akademskega utrdboslovnega zdruzenja FSG. Projekt sta delno financno podprla Ministrstvo za kulturo RS in obcina Logatec.