Petro Konashevych-Sahaydachny (1616-1622) was a nobleman in Kulchytsi village. He graduated from Ostroh Academy, then went to Zaporizka Sich — the center of liberation movement of that time. In 1620-1621 he headed the Cossacks Army (40 thousand persons) that together with Polish Army fought against Turkish-Tatar troops and defended Poland and Ukraine from foreign enslavement.
Under his leadership the troops of Zaporozhian Cossacks entered a new period. P. Sahaydachny carried out the main reform in Zaporizhian forces — changed them into a regular army with a severe discipline.
The materials concerning the life and activities of Yuriy-Franze Kulchytsky are of special interest. He is widely-known as a man who discovered coffee for European people. He was just the man to found in Vienna the café "House under the Blue Bottle" that used to be one of the most popular places. Later the statue of Yuriy Kulchytsky was established at Kolschitzky-Gasse in Vienna to commemorate a celebrated Ukrainian.For applied arts lovers there is an exhibition of folk arts and crafts. It is displayed in an old Boyki wooden house nearby the museum.