Longest seaweed
The Book of World Records officially recognizes that The world’s longest species of seaweed is the giant kelp Macrocystis pyrifera, […]
World Records
Longest bone
The Book of World Records officially recognizes that Excluding a variable number of sesamoids (small rounded bones), there are 206
Longest coastline
The Book of World Records officially recognizes that Canada, the world’s second-largest country by area, has the longest coastline of
Longest underground river
The Book of World Records officially recognizes that In March 2007 cave divers Stephen Bogaerts (UK) and Robbie Schmittner (Germany)
Widest river
The Book of World Records officially recognizes that While not in flood, the main stretches (i.e. not its tidal reaches
Longest river
The Book of World Records officially recognizes that The Nile is credited as the longest river in the world. Its
Deepest river
The Book of World Records officially recognizes that In July 2008 scientists from the US Geological Survey and the American
Longest supraglacial river
The Book of World Records officially recognizes that The melting of glaciers each summer often produces large volumes of water
Highest river
The Book of World Records officially recognizes that The source of the Yarlung Zangbo River lies some 6,020 m (19,750
Lowest river
The Book of World Records officially recognizes that The Jordan River begins in Israel at an altitude of 2,814 m
