The black turtle on white ground is the emblem of Wettolsheim as it was created in 1696 by the "Armorial Général de France" (general armorial of France). Previously the 3 diamonds from the family of Wettolsheim were the emblem, as it was graved on the landmarks.

The Hagueneck castle was built at the end of the 11 th century on a spur at 420 m altitude in a small valley above the village. It is a property of the municipality of Wettolsheim since 1912 when it was bought for 42000 Gold-Mark.

The Hohlandsbourg castle, which overhangs Wettolsheim and belongs to the municipality of Wintzenheim, offers a 360°-wide panoramic view. It was one of the largest medieval fortresses in Alsatia, headquarter of the fiefdom of the Habsburgs. The construction begun 1279. Lazarus von Schwendi, counsellor of the Emperor of Austria Maximilian II nd , acquired it 1563 and modernised it. The castle was destroyed during the Thirty Years' War.

It was built 1780–1782 at the place of a former chapel dedicated to John the Baptist, which is mentioned in historical data 1319 and was rebuilt 1713-1714. The present church was renovated 1983 and 2004.

Also to admire, the statue of the holy Remigius, a baptismal font from the Renaissance, an organ cabinet from the 18 th century and above all, the high altar, a painting from Corty realised 1825 with the pictural representation of the baptism of Clovis.

The castle Martinsbourg, mentioned for the first time in 1145, was destroyed 1960. It stands in the southern part of the village, in a large park with an extended garden, a mere and fruit orchards, surrounded by vineyards and with a great view over the Alsatian plain. As a property of the family "von Maltzen" it was from 1784 to 1787 the love nest of countess Luise d'Albany and earl Vittorio Alfieri, the great Italian poet and dramatist from Asti in Piemont, who composed here several major works.

Unfortunately, almost no rests of the edifice remain today.