Rio Tinto is a toxic river, it is harmful to both humans and marine life and impossible for either to survive in, Its discoloration comes from 5,000 years of ore mining.
Boiling Lake is dangerous due to it being right above a Volcano, the lake is a sinkhole and its center cannot be measured caused by the large amount of steam, its temperature can increase without warning and it can leak toxic gases and let out steam explosions.
The great blue hole is another dangerous body of water, the water pressure is heavy and can cause Nitrogen narcosis and can easily kill you. (
Horseshoe lake poses a threat to humans because of the large amounts of Carbon dioxide located in the sand, it is able to kill trees and is a large threat to humans
The last most dangerous body of water is lake kivu, it is able to explode due to a rare event known as limnic eruption, allowing the lake to release explosive gases.
