Perched literally on the mountain "Pateles", the picturesque village of Kardiani, the greenest of Tinos.
With stunning views and mesmerizing sunsets, the village is full of cobbled narrow streets. whitewashed steps, magnificent arches, beautiful traditional houses, full of green gardens and flowers.
Enchanting with unspoiled natural beauty, it satisfies every visitor's desire.
With an altitude of 250m. offers a magnificent view of the Aegean and the islands of Syros and Gyaros, as well as Kea, Kythnos, weather permitting.
What stands out is that it is built in the heart of a green ravine, with abundant water, something rare on the island of Tinos.
Giannaki bay of Kardianis is one of the most beautiful beaches of Tinos, with pebbles, shallow beautiful sea... and amazing tavernas.
It has a few umbrellas and natural shade from tamarind trees, an ideal beach for children.
The official script in 1996 was corrected to Hysternia. The name is due either to the many cisterns that existed around the village, or because in the past the village was the last to be crossed by a carriage road.
It developed in the past mainly thanks to shipping and marble work. It was the 2nd most important marble center after Pyrgos. From Ysternia came the sculptors: Georgios Vitalis, Lazaros Sochos, Antonios Sochos, Lazaros Sochos and Ieronymos Kotsonis, Archbishop of Athens and all Greece.
The contemporary sculptor I. Lameras, a fan of G. Halepas with studies in Paris and Greece and with a prize for his work ''Unknown Political Prisoner'' at the London exhibition.
Also, L. Sochos with his work "The Muse Returning to the Acropolis" was awarded at the international exhibition in Paris. From Ysternia a road leads to the sea, to the bay of Ysternia. Resort with a nice beach and fish restaurants.
The old marble-paved road that connects Ormos with Ysternia is a challenge for hikers.
Marble-paved streets of the village lead to the village with its arches, courtyards, two-story houses, decorated with marble lintels.