What state has a canyon filled with glowing insects known as dismalites?

Alabama (In the United States Of America).

Explanation:

 These insects are a rare one which are only found in Alabama State of the United States Of America. They are known for their brightly shinning blue-green lights which is used as a form of attracting their prey for feeding mechanism and mating. Its botanical name is 'orfelia fultoni'. They can be found it waterfalls and few other bridge ends.

answer at the divergent plate boundary in the middle of the ocean;