The term 'sciatica' describes pain along the course of the sciatic nerve in the lumbar spine that causes pain to radiate from the back down the leg in the distribution innervated by one of five distinct nerves: L1 = groin, L2 = upper thigh, L3 = middle thigh, L4 = knee, L5 = shin, top of foot, big toe, S1 = lateral calf, heel, bottom of foot ( ...
PoetrySoup is a great resource for examples of calligram poems or a list of calligram poetry. These examples illustrate what calligram poems look like. There is also a link below to the definition of calligram and a page where you can discuss these types of poems.
Why are poetry examples important? Studying examples of poems using various poetic devices like metaphor helps create an understanding of how those poetry terms work within different types of poetry. For instance examples of poems using onomatopoeia can illustrate how sounds can be represented in poems. Likewise, examples of poems using alliteration can shed light on how alliteration affects the rhythm of a poem. Many poems can be an example of metaphor, but sometimes good examples are hard to find.