The church has the tallest structure for any building in Karaikal, raising to a height of 133 ft (41 m), built during 1891.

The church is built in Neo-Gothic architecture with the main chapel, a 133 ft (41 m) tower approached through a structure with doom shaped roof and a worship hall.

The altar is originally believed to have a statue of Our Lady of Angels, but houses a Holy Cross in modern times.

[1][7] Our Lady of Angels Church has the tallest structure in Karaikal and is one of the most prominent landmarks in the town.

[8] The Church is locally called Thetheravu Matha Kovil, meaning the "temple of the mother who consoles the desolate ".

Many of them and their families visited France and were socially and economically uplifted on account of education offered to the community by the Church.