Attraction and landmark historic house is an arcade of 1792. It's best known historic property within the municipality. The pride of the house are three main peaks filled with rich skeletal little bricks, so. Dutch style. Its canopy is supported by seven pillars. Baroque entrance hall leads to the door. The interior layout, with minor changes, is original. Another decorative element are two huge chestnut trees on both sides of the arcades.

The half-timbered house was built in 1731. The arcade was supported by eight pillars supporting the floor with decorative half-timbered elevation, giving it characteristic features of buildings belonging to settler olęders. The number of pillars in the arcade could range from four to even nine pieces, indicating the wealth of the owner, specifically the area of land owned counted in włóki. Above the door to the hall, the initials of the owners and the year of construction were carved. In the hall, you can see a decorative, wooden gallery that leads to the rooms upstairs. At the beginning of the 19th century, the wooden walls of the house were replaced with brick walls, filled with small bricks (so-called "holenderka"), and plastered. The renovated monument is part of a series of activities aimed at revitalizing the Mennonite Trail, running from Gdańsk through the Vistula Delta.

A wooden residential house from the early 19th century, located at 27 Gdańska Street, featuring a facade. It is a structure standing on a tall, stone-brick foundation, with vertically boarded gables. The building is adorned with carved doors, window frames, and a profiled cornice.

Icebreaker fleet base used for breaking ice on the Vistula Spit section from Przegalina to the mouth in Świbno.

Made in 1792 by James Jentzna, was founded by the mayor of the Dziewiec Wlok. Belfry is a wooden structure, covered with boards. Semicircular gate openings have double doors. Floor is covered with a hipped roof surmounted by a spire. Belfry is in place does not exist Gothic church and adjacent to the cemetery. By decision of 27 October 1973 entered the bell tower as a monument. The building was renovated in 2006.

In the late 90-ies of XX century, in the center of Koszwały, the site of the former Lutheran church stood a sacred object stylized Gothic features. On the outer walls of the church created lapidary 5 historic gravestones that were accidentally discovered in 1998 Boards of the seventeenth and eighteenth centuries were then placed in the floor of the Lutheran church, the vaults wealthiest farmers. For each of them there is a plaque indicating the family to which they belonged record who rests in the crypt, and when he died.

Former inhabitants in Koszwały were wealthy people. One of the manifestations of their wealth, the houses are arcaded stone tombstones from the XVI - XVIII centuries. Once they covered the inside of the richest tombs host family in the village. These plates proved no less than those at the same time ordered for themselves middle-class burghers of Gdańsk. Differs from it only those that placed the family coat of arms instead of their characters on the ownership of their farms or decorative initials. At the turn of the seventeenth and eighteenth centuries for health reasons abandoned burial of the dead in their tombs inside the church. Probably non-existent during the renovation of the church in Koszwały found in the crypts and tombstones buried moved outside the temple. They were rediscovered in 1998 during the construction of the new church, and then subjected to maintenance and reconstruction.

Portions of the sixteenth century the foundations of the evangelical church, which until 1954 was in Miłocin.

The cemetery was established at the turn of the eighteenth and nineteenth centuries. It is a valuable example of the art of the cemetery, as well as the typical location of the cemetery as Żuławy rural development.

Located in the center of the Gothic parish church was built in the mid-fourteenth century. Church, whose walls undoubtedly provide a defensive, because their thickness was certainly not dictated by considerations of construction, was built around 1350, in the fifteenth century, a him two aisles and a tower. All equipment since 1530, the Protestant church burned down in 1945. The destruction and complete destruction made ​​explosives placed in mined tower. The old equipment only survivor of the church bell, which in 1945 was taken by the Germans to Lübeck in 2010, he returned to the church. Features temple rebuilt in the 80s of the twentieth century is today. The south porch of the floor is damaged tombstone table.

Founded by the inhabitants of the municipality Cedry Wielkie, unveiled on 25 January 2013. The monument is the inscription: "To the memory of the Nazi prisoners of Stutthof concentration camp, killed during the tragic death march, held on 25 and 26 January 1945 by the commune Cedry Wielkie."

The wooden chapel with a statue of Our Lady of Fatima.

The construction of the church is mentioned in 1592 and 1653, likely in the context of significant construction work or complete reconstruction after the war damage of the 16th and 17th centuries. The current form of the parish church, dedicated to Our Lady of Częstochowa, probably dates from 1727. In 2011, a major renovation was carried out, the previous one of this scale having taken place in 1930. The church suffered significant damage during the war and shortly thereafter. During the Reformation, it was taken over by Protestants and functioned as an Evangelical church until 1945.