porto cristo, mallorca, spain - 9 nov, 2022: underground caverns at the cuevas del drach

ancient natural lighting balearic inside water tourist drach crystal grotto cuevas de majorca geology stalactites prehistoric caves cavern rock formation porto cristo moist magical subterranean islands landmark puerto underground wet vacation stalacmites damp stalagmites caverns blue interior spain cave travel lagoon mallorca labyrinth spanish tourism attraction ballearic