Cactus blooms 1 night a year.  each year i try to preserve it.  This year I tried to infuse it with resin.  much the way they did with The Bodies Exhibit.  soaked it acetone till all moisture then submerged it in resin.  pumped out all the air so the acetone in the flower would boil at room tem and be replacded by the resin

in the end it was so ugly and mangled i cried