The only architectural monument in the New Silvia in Pavlovsk park is the Mausoleum of Paul I. This - not the tomb of the emperor. Paul I, like all members of the imperial family, was buried in the Peter and Paul Cathedral in St. Petersburg. In the archival documents is the construction of a park is called "monument in the city of Pavlovsk." In one of his letters, Empress Maria Feodorovna mentions it as a "Monument", and in agreement with the architect Carlo Domenico Visconti calls "the temple." The modern name - "Spouse-Benefactor" or "Mausoleum of Paul I».

Wishing to perpetuate the memory of her late husband, the Dowager Empress Maria Feodorovna, commissioned several architects to design the monument. In 1805, it approved the project work of the architect Thomas de Thomon, based on the master put the motive of the facade of the monument Sophia Dorothea's funeral, his mother Maria Feodorovna buried in Charlottenburg.

In 1805, the summer was implemented tab Mausoleum. He was engaged in the erection of the stone-maker K. Visconti. Memorials without burial or, in other words, a false gravestone (cenotaph) was sculpted by famous Russian sculptor Ivan Petrovich Martos. In 1810 the opening ceremony of the mausoleum.

Mausoleum spouse benefactor placed in the back of the Pavlovsk park, it is difficult passable forest, on the banks of the ravine. It is made in the form of a small Greek temple-prostyle with chetyrehehkolonnym portico. Doric columns, carved from red granite, interspersed with gray marble capitals. The walls of the mausoleum are made of brick, decorated with yellowish sandstone. The doorway is located in the main facade. At the front of the doorway is an inscription made of embossed gilt letters - "Spouse-Benefactor." In addition, on the south pediment reads: "Paul I Emperor and Autocrat All-Russia. Born September 20 th day of 1754. Died March 11 th day of 1801 ".

In the mausoleum are high openwork door of iron, made sketches of Thomas de Thomon. Gilded funerary emblem: inverted torches and lachrymal vases are available at the door grille. The walls are lined with artificial marble mausoleum of white tones. At the bottom of it shaded by the high panel of marble dark gray. In high relief figure of "Allegory of History" by the sculptor Jean-Baptiste Nashonom.

On the south wall, but rather on high relief, in the center, on a low pedestal, there is a picture boxes covered with drapery. Folds mournful covers widely divergent and fill the entire central part of the high relief. On both sides of the urn has two figures weeping cupids, in their hands - inverted torches. On the right side of them - globe on the left - a palette with brushes. Sculptural group "Mourning science and art" belongs to the sculptor Joseph Kamberlenu. Sketches for both high relief developed by the architect Tom de Thomon.

The room is done in the Mausoleum emphasized austere manner. All draws attention to the monument. Here, against the backdrop of a granite pyramid of dark red tones set the sculpture in white marble. We see a kneeling woman in ancient clothes in grief cling to the urn. The crown on her head - evidence dignity mourners. The sculpture is located on a high pedestal and decorated with bas-relief, which depicted in allegorical form of all the children of Paul I, at the time of his death, and more precisely on March 11, 1801. The pedestal and the pyramid belong to the stonecutter Samson Sukhanov.

During the Great Patriotic War park pavilion Mausoleum spouse benefactor and the cenotaph were destroyed. After the war, there was organized a large reconstructive operations.