Loobu River
 Loobu is river in Northern Estonia. Its source is about 12 km southwest from Rakvere in Lääne-Viru County and it drains into Eru Bay (part of Finnish Gulf) near the village of Vihasoo in Lahemaa National Park.Its drainage basin is rather small and narrow Loobu lacks any major tributaries.At Joaveski 10 km upstream from the river mouth Loobu flows over the Baltic Klint forming the Joaveski waterfall.Kadrina (2600 inhabitants) is the only bigger settlement on the river.