Notable sites include the historic marketplace and the church St. Peter and Paul.

The first time Tann is mentioned in an historical document was in the year 927 in context with the bishop of Salzburg Adalbert.

In old bills from the traders are named destinations for their drapery, such as Trieste, Genoa, Venice and Amsterdam.

At the end of the 17th century, began a pilgrimage to the "Godfather of Tann," a wooden cross.

The saga tells that the beard and hair of the crucifix began to grow, and then many miracles happened caused by the cross.