White Tower the landmark of Thessaloniki was built in the fifteenth century after the fall of Thessaloniki to the Ottomans in 1430. At its location there had been an older tower belonging to Thessaloniki’s Byzantine fortifications, where the eastern wall met the sea wall. The Tower was the eastern end of the sea wall. The White Tower is circular, with a height of 33.90 meters and a diameter of 21.70 meters. It consists of a ground (entrance) floor and six upper stories. It is built of stone, plaster, and partially of brick the battlements, the roof over the entrance and the ground floor and the staircase vault are built exclusively of brick.

The monument of Alexander the Great is located in one of the most popular areas of Thessaloniki, in Nea Paralia right by the sea,It is an impressive, six meters (20 ft.) tall monument that represents Alexander while riding his horse “Voukefalas” (Bucephalus), one of the most famous actual horses of antiquity.

The Archaeological Museum of Thessaloniki is one of the largest museums in Greece and the central museum of northern Greece. Ιt has been housed in a building, designed by architect Patroklos Karantinos since 1962 and it has been designated as a listed monument of modern heritage, as it is one of the most representative examples of architectural modernism in Greece. Its collections include artifacts and assemblages from excavations conducted since 1912 by the Greek Antiquities Service throughout Macedonia.

The Arch of Galerius early 4th-century AD monument in the city of Thessalonika as an outstanding example of early Byzantine art and architecture

The Rotunda of St. George is located just north of the junction of the two main axes of the city where the Arch of Galerius can be found. It is now one of the 15 Paleochristian and Byzantine Monuments of Thessaloniki that were included in the UNESCO World Heritage List in 1988. The name Rotunda came from its round shape. It is one of the oldest and more impressive monuments in Thessaloniki. It was built in the first years of Roman tetrarchy, when Caesar Galerius (250-311 AD) was based in Thessaloniki. It was part of the imperial complex, probably in one theory built as Galerius’ mausoleum, but was never used

The Ancient Forum, the administrative centre of ancient Thessaloniki, occupied an area about two hectares in the heart of the city. Its construction began at the end of the 2nd century A.D. on the site of an older forum dating from early Imperial times.

The Church of Saint Demetrius, or Hagios Demetrios is the main sanctuary dedicated to Saint Demetrius, the patron saint of Thessaloniki

The Trigoniou Tower is the most famous and impressive tower of the wall. It was built in the late 15th century to prevent an invasion of the city It is also called "the balcony of Thessaloniki", you’ll have the chance to enjoy the magnificent and imposing panoramic image of the city hugging the sea. On a clear day you’ll be able to see Olympus Mountain located 150km away, without any difficulty.

Tsinari, part of the Ano Poli (Upper City), took its name from "cinar" Turkish for plane tree. The profile of the distict is still alive due to the preservation of the old urban plan and the significant number of listid buildings present in the area.

Aristotelous Square is the main city square of Thessaloniki, Greece and is located on Nikis avenue (on the city's waterfront), in the city center. It was designed by French architect Ernest Hébrard in 1918, but most of the square was built in the 1950s. Many buildings surrounding the central square have since been renovated and its northern parts were largely restored in the 2000s.