The name derives from the preponderance of frogs which have always lived in this low-lying and marshy area near the River Thames.

[1] Charlotte engaged James Wyatt to redesign the house and sought the advice of her Vice-Chamberlain, William Price, regarding the redevelopment of the grounds.

[5] During her long widowhood, when she rarely visited London, Victoria spent much of her time at Windsor and at Frogmore.

[6] She undertook further building work in the gardens, employing Samuel Sanders Teulon to construct a teahouse, and engaging Thomas Willement to redecorate the Gothic Ruin, originally designed by Wyatt and Princess Elizabeth.

[10] In the latter years of her life, the Duchess lived in Frogmore House and in the 1850s, construction began on a beautiful domed 'temple' in the grounds of the estate.

The top portion of the finished building was intended to serve as a summer-house for the Duchess during her lifetime, while the lower level was destined as her final resting place.

The mausoleum for the Queen's mother was being constructed at Frogmore in 1861 when Prince Albert died in December of the same year.

The exterior was inspired by Italian Romanesque buildings, the walls are of granite and Portland stone and the roof is covered with Australian copper.

[19] The inscription on the plinth alludes to the poet's lament for the passing of the imagined village of 'Sweet Auburn'.

Having lived in exile in London, she was buried here from 1961 until April 2013, when her remains were exhumed and returned to Oplenac, Serbia.

Various other structures stand in the grounds including the Gothic Ruin (1793), Queen Victoria's Teahouse (a brick pavilion of 1869) and the Indian Kiosk.

[24] The house and gardens are usually open to the public on about six days each year, usually around Easter and the August Bank Holiday.