The church of Agia Paraskevi at Kastellos is a double-aisled church with a stone iconostasis. It was the temple of an old monastery, now deserted. The monastery was built at a beautiful place with tall trees perfect for a stroll.
Near Diavaide there is the church of St. George Sfakiotis, bearing frescoes of the 14th century (there is an inscription of 1390). One of the frescoes represents St. George and St. Demetrius on horseback crossing the sea with octopuses, crabs, eels, and lobsters below their legs.
Saint Kirikos or Kirkos is located at the archaeological site of Lissos, on the site of a former Early Christian Basilica and gives its name to the entire valley of Lissos. The vaulted church has Byzantine frescoes, unfortunately damaged.
The settlement of St. John the Evangelist, whose core was the former monastic complex of the monastery of St. John, is situated between the villages Kritsa and Kroustas. According to local tradition the monastery was founded in the second Byzantine period and it is known that it functioned until the late 19th century.
The monastery of Panagia Kera Kavallaras operated as a dependency of Dionysiou Monastery at Athos in the 15th century and was dedicated to the Virgin Mary. The temple of the ruined monastery is well maintained, but has undergone many alterations. The location oversees the plains of Malevizi and Heraklion.
After the lifting of the ban on cultivation of the Lassithi Plateau by the Venetians, they left the land to friend-refugees from the Peloponnese. Peloponnese was occupied by the Turks since the 15th century.
The temple of the Panagia at Zachariana is dedicated to Virgin Mary and dates back from the 10th-11th century. It has a very special architecture, with a free cross with a dome. There are some frescoes surviving in poor condition.
By the highway at position Gazi we find the church of Agia Marina, celebrated on July 17. The church of Agia Marina is doubled aisled with the second aisle dedicated to Saint Spiriodon. Saint Spyridon, which was the original church, was built in 1901 by the Andreas Kalokerinos. Kalokerinos after the departure of the Ottomans from Crete acquired a huge fortune in the most fertile part of the whole of Crete, the province Malevizi.