Numbered points of interest near the cruise terminal. Red = walkable sights · Amber = excursions farther out · P = cruise terminal.

• 1Sinop CastleAncient fortress walls encircling the old town, built up by Byzantines, Seljuks, and Ottomans on a peninsula jutting into the Black Sea.
• 2Sinop Historical PrisonA 19th-century Ottoman prison inside the castle walls, once holding political prisoners, now open as a museum.
• 3Balatlar ChurchRuins of a Byzantine-era bath complex later converted into a church, with surviving mosaic and fresco fragments.
• 4Diogenes MonumentA statue honoring the philosopher Diogenes of Sinope, the ancient Cynic thinker born in this Black Sea town.
• 5Sinop Archaeological MuseumA regional museum displaying Hittite, Greek, and Roman artifacts recovered from the ancient city of Sinope.
• PCruise port / terminal