Only its outline, a few brick vaults, and three fine ancient monuments survive today.
The case was then lowered into a specially-constructed brick vault.
It is still "the largest unreinforced brick vault in the world."
The brick vaults were fitted out as hot and cold sea-water baths.
A total of 11 interments with brick vaults were at this cemetery before its removal.
At 38.5 meters (125 ft) the church has the highest brick vault in the world.
He even waited after death, lying in a temporary brick vault for 12 years while his grand mausoleum was finished.
The main staircase, with its pink brick vaults, rests on four piles laid out in a square.
It consisted of a brick vault about ten feet deep and wide enough to take two coffins side by side.
The brick vault in the nave dates from 1844.