Zvirgzde dune in Vecumnieki parish is considered to be one of the highest inland dunes in Latvia. The Zvirgzde dune massif belongs to the distribution area of the parabolic dunes of the Taurkalne plain, and its height in the western part is 4 - 8 m, reaching a height of 32.5 m in the eastern part. The possible time of formation of the dune is 11,700 to 14,000 years BC.
The viewing platform at the top of the dune offers a picturesque view of the tree tops. Every year the Baltic Unity Day celebrations take place here.