One version of me is silent Pyramids in Maine are quite violent Another lies in song Where up me they run along Some make mountains out of me Though moles here not be

A trapping of compounds close to the surface, Or a reaction of compounds in sunlight can curse us. Either way, it’s harder to breathe or see, Sadly common in cities; can you guess me?

Im just part of the vast ocean underneath protecting some fish friends feet

A silent guide to paths unknown, where names and numbers intertwine like roads on a map, leading you to hidden places.

I am a shout, a sharp sound In American football, better get ready In the military, better pay attention I am also a humble house For the indigenous, traditional For the nomad, temporary What am I?