It is freely open to tourists and accessible by foot or mountain bike via a local footpath.
[2][3] Untere Burg is one of the five existing castles in Liechtenstein and one of the three ruined ones in the country.
Untere Burg is the smaller and newer one of the two ruined castles in the Municipality of Schellenberg.
According to current estimates, it was inhabited until roughly the 16th century, when it was abandoned and ceased to function as a residence.
This institution is the current owner and caretaker of the ruin and oversees its research, upkeep and preservation.