Halkali

Cave
Küçükçekmece - Istanbul - Marmara

Harmankaya

Cave
- Istanbul - Marmara

Içerenköy

Single Findspot
Kadiköy - Istanbul - Marmara

Ihsaniye Köyü

Horizontal Cave
Çatalca - Istanbul - Marmara

Ikigöz / Pinarca Sifonu

Horizontal Cave
Çatalca - Istanbul - Marmara

Ikitelli

Cave
Halkali - Istanbul - Marmara

Ikitelli Su Kemerleri

Cave
Küçükçekmece - Istanbul - Marmara

Incegiz

Horizontal Cave
Çatalca - Istanbul - Marmara

Ingiliz

Horizontal Cave
Halkali - Istanbul - Marmara

Inkese

Horizontal Cave
Sile - Istanbul - Marmara

Isli

Cave
Sile - Istanbul - Marmara

Kabakoz Deniz Ini

Cave
Sile - Istanbul - Marmara

Kaledeki - Kale

Cave
Silivri - Istanbul - Marmara

Kanalli / Kinali Köprü

Mound
Silivri - Istanbul - Marmara

Karababa

Cave
Çatalca - Istanbul - Marmara

Karababa - Subasi

Habitation Site / Workshop
Çatalca - Istanbul - Marmara

Karabeyli Inleri

Horizontal Cave
Sile - Istanbul - Marmara

Kemerburgaz Yöresi

Single Findspot
Eyüp - Istanbul - Marmara

Khalkedon / Kalkhedon

City
Kadiköy - Istanbul - Marmara

Khrysopolis

City
Üsküdar - Istanbul - Marmara