Reformed Church

Built in the 15th century in Gothic style; rebuilt in 1788–1789 in Baroque and Neo-Classicist styles. In the ancient cemetery are tombs from the beginning of 1880s. There 200-year-old oak and lime trees next to the church.

The ornamented building of a Diósjenő landowner was built in 1906 in the Romantic and Eclectic styles. There is a characteristic arched gate at the eastern side of its park. It is now a rehabilitation institution.

The 28 hectares Jenői Lake exists since primeval times. The lake is a known touristic site with beautiful landscape. The southern shore is bordered by a pine forest. The watercourse is sandy silt with no rocks. Fishing is permitted only from a pier. Carp, pike, catfish are the most common fishes in the lake.

Local historical collection. Furniture and household objects, clothes of the local Slovak community from the early 1900s.

This is the most famous historical site of Nógrád county. The hill of the castle came into being 15-19 million years ago during the volcanism forming the Börzsöny-mountains. The conic castle hill, erects like a huge loaf from the basin in front of the Börzsöny. The volcanic stone of the hill penetrated the elder layers of sedimented stone, which were later eroded. The more resistant volcanic stone block became increasingly erected from the eroded surroundings The Castle Ruin content element of Ottoman style. The Nógrád castlehill stands on the southern edge of the village. At an altitude of 286 m a.s.l., the relative height of 50–60 m. The steep-sided hills all around well protected, and dominates the area. The far area is keep an eye on from the castle. The castle from the 11th century has been owned by the Bishop of Vác, he was the earliest owner of its. Bishop Nicholas Bathory greatly expanded the castle in the end of 15th century, from 1527 a royal estate. In 1685 a lightning was blew the gunpowder warehouse. Mostly of walls demolished and the castle was abandoned. The inner castle separated by a deep rock trench from outside part. The outer castle has irregular shape and sized 140 m×90 m. A river bridge pillar, a portion of the gate and a decorated with red marble plaque of Nicholas Bathory (1483) dug out from rock ditch in front of the entrance to the inner castle.