Huge, imposing formations line the sandbank carving out a maze of swim-thrus and channels decorated with star corals and encrusting sponges splashing their vivid colours across the reef as it slopes steeply down. Deepwater gorgonians, whip corals and thousands of tangled rope sponges adorn the high-ceilings of the swi-thrus. Spread across the sandy bottom lie the Palancar "bricks" originating from a late 19th century freight ship journeying from South America to Veracruz before the boat capsized spilling the bricks onto the sand below.
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