6 courses of rodded and poured dry-stack CMU with double-sided Surface Bonding Cement over a 6" Air-entrained, fiber re-enforced slab with SS rebar 16" OC. All followed up with a healthy dose of Elastomeric WP, Fish Safe Coating.
Now if I can just build it as easily as I typed it.....
Can correctly identify Shinola 3 out of 5 times*
*Under ideal conditions