The Medieval Church of St. Peter The Church of St. Peter in Siuntio was built around the 1480s during Finland's Catholic time, and the church still has biblical paintings on its vaults from that era. The oldest objects inside the church are also from the Middle Ages.
Suitia Manor House The
Suitia Manor House (Fin. Suitian kartano, Swe. Svidja slott) is a large stone-built manor house built in the 1540s. The walls of the two-storey building are over one meter thick for defensive reasons. The first floor was rebuilt at the beginning of the 1760s by Esbjörn Reuterholm. The state of Finland sold Suitia to a private owner for 11.7 million euros in 2015. Suitia, together with St. Peter's Church, are listed as Nationally Significant Built Cultural Environments and are protected by the
Finnish Heritage Agency.
Sjundby Manor House The
Sjundby Manor House was built in the 1560s by Swedish king
Gustav Vasa's stall master Jakob Henriksson. The
Adlercreutz family has owned Sjundby since the 18th century and tours inside the castle are arranged during summer. Sjundby was on the Soviet side of the border during the Soviet lease of
Porkkala Naval Base. During this period, the house was badly damaged but was eventually restored. Writings in Cyrillic script instructing how Soviet soldiers should behave can still be seen on the walls of the Sjundby dairy house. Sjundby is listed as a Nationally Significant Built Cultural Environment and is protected by the Finnish Heritage Agency.
Pickala Manor House and Soviet Triumphal Arch The Pickala Manor House was on the Soviet side of the border during the leasing of Porkkala Naval Base. Near the manor house runs a cobblestone road, known as the Kabanov's road, which runs from Pickala to a Soviet
triumphal arch, the only surviving Soviet Triumphal arch in Finland. The road was paved with cobblestone to make it strong enough for Soviet military vehicles to drive on. Pickala Manor House and its surroundings are listed as Nationally Significant Built Cultural Environment and protected by the Finnish Heritage Agency.
Tjusterby Manor House The Tjusterby Manor House was one of the oldest wooden manor houses in Siuntio. The house was located near the church in the Tjusterby hamlet. The Manor House was moved from Helsinki to Siuntio in the late 19th century. Tjusterby Manor was destroyed in a large fire in 2011.
Gårdskulla Manor and Agricultural Museum Gårdskulla Manor is one of the largest farms in Finland with about 680 hectares of land. The main building is from the 1850s. Gårdskulla has a large collection of agricultural artefacts shown in its private museum. Over 100 old tractors, some cars, tools and steam machines are shown there.
Siuntio Local History Museum Siuntio local history museum, located in
Siuntio Church Village, hosts permanent exhibitions regarding the local history and heritage of the municipality all the way from
prehistory to modern-day independent Finland.
Fanjunkars Fanjunkars is a military croft and a museum in Siuntio. The croft housed the national author of Finland,
Aleksis Kivi, between 1864 and 1871. Kivi wrote some of his most famous works in Fanjunkars in Siuntio, such as
The Seven Brothers.
Coat of Arms The coat of arms of Siuntio is the heraldic symbol of the municipality. It was designed by A. W. Rancken and approved by the
Ministry of the Interior on 22nd April 1950. The subject of the coat of arms is a key between two wavy beams. The key symbolises
St. Peter who is the patron saint of the medieval stone church of Siuntio. The colours of the coat of arms are similar to the
coat of arms of Uusimaa region. The official heraldic explanation of the coat of arms is: In a blue field, a horizontally positioned golden key, with a cross in the shaft and the handle designed as a quadrilateral, between two bars of silver which form wave-like patterns. == Notable people ==