Bridges, bridges, bridges!

http://www.mythsdreamssymbols.com/dsbridge.html

http://www.houseofnames.com/xq/asp/keyword.bridge/qx/symbolism_details.htm

http://themoderatevoice.com/14347/the-bridge-as-dream-symbol-the-rainbow-bridge/

"Generically, the symbol of the Bridge is an archetypal representation. An archetype is thought to be a universal, primal idea, ‘a first model,’ a sub strata of the psyche that cannot be grasped in its entirety, so we perceive that phenomena through representations or symbols."

Just a smorgasbord of information of bridges, symbolism, and the whatnot.