Knut-Arve Simonsen:
Greåker_Fort 1.1, Sarpsborg, Norway
Knut-Arve Simonsen:
Greåker_Fort 1.2, Sarpsborg, Norway
Knut-Arve Simonsen:
Greåker_Fort 1.3, Sarpsborg, Norway
Knut-Arve Simonsen:
Greåker_Fort 1.4, Sarpsborg, Norway
Knut-Arve Simonsen:
Greåker_Fort 1.5, Sarpsborg, Norway
Knut-Arve Simonsen:
Greåker_Fort 1.6, Sarpsborg, Norway
Knut-Arve Simonsen:
Greåker_Fort 1.7, Sarpsborg, Norway
Knut-Arve Simonsen:
Greåker_Fort 1.8, Sarpsborg, Norway
Knut-Arve Simonsen:
Greåker_Fort 1.9, Sarpsborg, Norway
Knut-Arve Simonsen:
Greåker_Fort 1.10, Sarpsborg, Norway
Knut-Arve Simonsen:
Greåker_Fort 1.11, Sarpsborg, Norway
Knut-Arve Simonsen:
Greåker_Fort 1.12, Sarpsborg, Norway
Knut-Arve Simonsen:
Greåker_Fort 1.13, Sarpsborg, Norway
Knut-Arve Simonsen:
Greåker_Fort 1.14, Sarpsborg, Norway