The most interesting sights of Lääne-Viru County :Lahemaa National Park: In the oldest national park of Estonia the ecosystems of forests, marshes and coastal region are protected, and also semi-natural associations (limestone regions covered with thin soil and stunted vegetation), geological features (Baltic bluff) and historical and architectural artefacts. Lahemaa is one of the most important forest reservation areas in Europe. Altogether there are 7 nature trails: Majakivi Track (back-and-forth 3km); Nature and Culture Track of Muuksi (ca 5km); Oandu Forest Track (4.7km); Koprarada - Beaver Track - (1km); Nature and Culture Track of Altja (3km); Nature and Culture Track of Käsmu (3.5km); Võsu-Oandu Hiking Track (9.5km).
Käsmu Marine Museum – The Village of Käsmu was first mentioned in historical documents in 1453. According to a legend, the godfather of the village was a captain named Kasper, who, once having escaped a shipwreck built a chapel here. The Village of Käsmu was built just before the First World War, when wealth was being accumulated through sea trips. Käsmu became known as "the Village of Captains" all around Estonia. The Marine Museum is located in the building of cordon, built in the end of the XIX century.
 Palmse Manor, situated in the heart of the Lahemaa National Park, is one of the most unique restored manor ensembles in the Baltic States. The mighty manor building, dating from the 18th century, which belonged to the von Pahlens family, has been restored. The manor ensemble is surrounded by a park, where rare, old trees grow and swan lakes and park pavilions can be found. There is a museum in the manor building and the Visitor Center of the Lahemaa National Park in the stable.
 Sagadi Manor in the Lahemaa National Park is one of the most distinguished manor ensembles in Estonia. The earliest records of the Manor date from the middle of the 15th century. The Manor Ensemble of Sagadi has preserved its integrity and harmony until today, providing historical-architectural sightseeing. There are 18 renovated buildings in the complex.