St. Anne's Church in Mosar built in 1792 by order of the owners Morskogo of the estate of Robert and Anna Brzostowski in honor of the patron Saint Anne Brzustowski. Saint Anne – mother of Mary. It is always a special honor are Catholics.

Particularly revered the Church became after there happened a miracle. In 1838 by Belarusian and Lithuanian Catholic churches traveled the wagon with the relics of St. Justin. This custom was very common in the nineteenth century – the relics of the saints drove through towns and villages to ensure that everyone could touch the Shrine. Upon reaching Morskogo of St. Anne's Church, the wagon stopped. The horse didn't want to go further. No amount of persuasion and threats could not budge. The faithful parishioners Morskogo Church realized that it was the will of the most Holy Justin - he wished that his power forever found refuge in Mosar.

Saint Justin – Holy. It helps alcoholics to achieve a sober life. This trouble has been known for centuries. As much as there is wine and strong drink. From the neighborhood were pulled here meek wishing to get rid of harmful craving for alcohol.

In our time, in 1988, in a dilapidated, once-glorious Church settled a truly Holy man – the priest Joseph Bulka. He brought order and restored the Church, grew up around the Church most beautiful landscape Park with the beautiful colors, neat paths and trees trimmed. This garden is called the Belarusian Versailles. Above a small lake with lilies thrown carved bridge. In the garden centre – Pieta – an exact copy of the statue by Michelangelo, the statue of the Mother of God, mourning his Son, taken down from the cross. Installed in the garden, the monument to Pope John Paul II.

In the temple there is a special Book of Temperance, anti-alcohol Museum, works at the Church of the society of alcoholics anonymous.