The Kerch Strait connects this body of water to a smaller body while the Sea of Marmara is connected to it by a famous strait.
The Ai-Todor Cape into this body of water has the Roman ruins of Charax and a neo-Gothic castle called the Swallow's Nest, while the southern part of this body has the Cape Ince featuring the city Sinop. One inlet of it is the Gulf of Karkinitsk, which lies alongside the Isthmus of Perekop, the site of a fortress significant for defense in the 18th century. The Kerch Strait connects this body of water to a smaller body while the Sea of Marmara is connected to it by a famous strait. Respectively, these are the Sea of Azov and the Bosporus strait, which flows through Istanbul on the southwest corner of this body of water. For ten points, identify this inland sea surrounding the Crimean peninsula, lying to the north of Turkey.
The Ai-Todor Cape into this body of water has the Roman ruins of Charax and a neo-Gothic castle called the Swallow's Nest, while the southern part of this body has the Cape Ince featuring the city Sinop.
Black Sea