According to Ted Siebert's 1990 book, The Art of Sandcastling, "Seawater is an ideal bonding agent for a sand castle. As seawater in a sculpture evaporates, salt crystals remain, forming a thin ...

There are exhibitions one never forgets, and this wall was the heart of such an exhibition,” said Erika Trnková, the castle’s former director, who resigned in March after more than a decade at the ...