Each chapel is a small building with a roof and is designed as a place for people to pray as they pass by.
The chapel was designed in the traditional shape of a cross.
The chapel was designed this way for evangelization purposes, when it was first built in the 16th century.
An ambitious chapel for the sisters was also designed but not built.
The chapel was designed to seat 350 boys, with the west balcony reserved for household staff.
The chapel was designed by James Gibbs in 1722.
The chapel was designed to also act as an extension to the already overflowing Barracks.
The architect is unknown but the oval chapel, added in 1769-69 was designed by Simeon himself.
The chapel as a whole was designed by Bernini.
Built in the 1940s, the chapel is designed in the Neo-gothic architectural style.