Byblos Castle, a restored 12th-century Crusader castle surrounded by a 10m-wide dry moat is located just inside the Byblos' atmospheric archaeological site that contains the ruins of the Temple of Baalat Gebal and the Temple of the Obelisks. It's an impressive building that offers an excellent perspective over the ruins from the top of its foursquare keep. A series of Bronze Age dwellings is clearly visible below the walls as you look towards the sea. Inside the castle, there's a small museum and a room with information panels outlining the city's history.

Byblos old souk is an old market where tourists can shop for souvenirs and antiques, or simply stroll along the old cobblestone streets and enjoy the architecture.

Byblos Port is an ancient port in Byblos and is believed by the Lebanese to be the oldest port in the world. Around 3000 BC, Byblos Port was the most important timber shipping center in the eastern Mediterranean