by Roberto — Imag­ine, if you will, you are an ex­plorer. Cu­ri­ous. Fas­ci­nated, en­chanted even, by the nat­ural world, in all its rich­ness and beauty. Now, you find your­self ex­plor­ing a won­drous cave whose walls are stun­ning; stud­ded with shin­ing crys­tals.