Because it's reflecting the sky.
blue
A blue line on a map is a lake ,river , or body of water
a river is blue. it has water in it and it sounds and looks very peaceful
Its main tributaries are - Blue Nile White Nile Atbara River
A stream,river or another body of water.
No. How would a blue whale live in the Amazon River . It would be to small. You can find blue whales in the Pacific Ocean. Anyway, they live in saltwater, not plain water.
a blue line on a map means that it is water weather it is a stream river or lake
An ocean,a river, a pool, a sink, a pond, or anywhere with the blue stuff(water) filling in a big hole
Answer by Dan Dsp from runescape com. the sky i believe.
The Blue Nile, a river originating at Lake Tana in Ethiopia.
Blue water was clear.
A wavy blue line on a map usually represents a river or a water body. It indicates the presence of water in that area.