As America prepares to celebrate two hundred and fifty years, remember that its only been a hundred and six years that women have the right to do this riddle answer

I tread on the edges of myth, A steed of legend, a symbol of purity. I am as elusive as an honest politician.

A serpent of steel across the land, guiding iron steeds through countryside and city, uniting distant hearts with rhythmic clatter and jarring bellows.

Strangely enough, the most popular cover Of the most popular one -the fifth- Is not actually one at all But rather more of a swing number.

I'm old but I'm discovered new every day Reinvented over time with new nuance, My evolutions are reviled by some and loved by many. I have the power to possess those within earshot, causing shaking and flailing of limbs, or sometimes just the tapping of tips.