Wherever stable and reasonably well lit surfaces occur in nature, so will lichens. A bizarre partnership of fungus and algae, lichens will grow on soil, rock, and even trees. Although they give the appearance of being parasitic on their vegetative hosts, lichens are anything but, being self-reliant in feeding themselves through photosynthesis in their algal cells. The algae, in turn, benefits from the ability of the fungus to better find, soak up, and retain water and nutrients.
Did You Know?
Vicksburg National Military Park is one of the most heavily monumented parks in the world with over 1330 monuments, markers, tablets, and plaques. The beauty and artistry of its monumentation prompted one Civil War veteran to call Vicksburg National Military Park, "the art park of the world."