Founded in 1983, Om Shanti Bhawan is the first biggest hall in
Rajasthan. It is situated near Pandav Bhawan, the headquarters of
Brahma Kumari's World Spiritual University in
Mount Abu. It has an art gallery, spiritual museum and oval shaped Raj yoga meditation room.
There are facilities for accommodating around 4000 people. The roof of this hall is supported without any pillar.
A conference is held here every year in February.