- At its entrance is the impressive new Cable Bridge, a state-of-the-art technological breakthrough that helps to make the city easier to access and to avoid traffic congestion in its center.
- The Old Mobile Bridge is used by visitors as a point of observation of the alternating water movement of the Evian Gulf. In its present form it was built in 1962. There is also an archaeological and folklore museum in the city.
- The Town Hall which is housed in the Kotsika Palace. It dominates the beach of the city with its beautiful architecture and wonderful balance of volumes.
- The Red House of the Mallu family adorns in the Kripidoma on the north side of the town beach. Built in 1884 by the French architect Flegis. It belongs to the municipality of Chalkis.
- The Archaeological Museum contains findings from excavations made in various parts of Euboea and mainly in Eretria. The Folklore Museum includes rare objects, weapons, coins, traditional clothes, etc.
- The Turkish Mosque houses a Byzantine collection, mainly of Byzantine and Post-Byzantine sculptures, ceramics, while various works of art are on display at the Municipal Art Gallery.
- In the center of the Kastro district is the Medieval Church of Agia Paraskevi, which is a Byzantine temple rebuilt by the Venetians in the 14th century. He is the patron saint of the city and is celebrated every year from July 26 until August 2.
- The House of Statues across from the Red House
- The church of Ag. Nicholas with byzantine style with remarkable hagiographies
- The Central Public Library in St. Nicholas
- The Municipal Art Gallery
- The Art Workshop at the square Ag. Demetriou
- The church of Ag. Demetriou, the metropolis of the city
- The Historical Archive is housed in the Kriezotis mansion
- The Courthouse on El. Venizelos, whose architect was Matthaios Kamaras (1909), who designed other buildings of the time in the city of Chalkida