Fort al-Jalali (Muscat)	© Charles R. Butt	© Charles R. Butt
© J.E. Peterson © Charles R. Butt	© J.E. Peterson © Charles R. Butt	© J.E. Peterson © J.E. Peterson	© J.E. Peterson
Fort al-Mirani (Muscat) © Charles R. Butt © Charles R. Butt	© Charles R. Butt © Charles R. Butt © Charles R. Butt	© Charles R. Butt © Charles R. Butt © Charles R. Butt	© Charles R. Butt © Charles R. Butt © Charles R. Butt
© J.E. Peterson © J.E. Peterson	© J.E. Peterson © J.E. Peterson	© J.E. Peterson © J.E. Peterson © J.E. Peterson	© J.E. Peterson © J.E. Peterson
al-Sirah al-Sharqiyah (eastern side of entrance to Muscat harbor)	© J.E. Peterson	al-Sirah al-Gharbiyah (western side of entrance to Muscat harbor)	© J.E. Peterson
al-Rawiyah Fort (inland Muscat)	Emile Allemann (1901)	© J.E. Peterson	© J.E. Peterson
Matrah Fort © J.E. Peterson	© J.E. Peterson © J.E. Peterson	© J.E. Peterson © J.E. Peterson	© J.E. Peterson
Arbaq Fort (Matrah harbor)	© Charles R. Butt	© Charles R. Butt	© Charles R. Butt