Artist Joseph Alvernaz created this 10-foot-tall by 12-foot-wide replica of Gondor's capital city without adhesives, using only sand, water, and a single brace to reinforce the top tower. (Birds kept hitting it.) He says this was his first major sand sculpture, but it's impressive enough that we can almost believe…
If your only pursuit when visiting the beach is to construct the most epic sandcastle imaginable, you might want to leave your pail and tiny shovel at home and instead get your hands on this fantastic castle-crafting robot arm.
Everyone knows the secret to building sandcastles is a little water. But while too little leaves the sand useless, too much makes it heavy enough to cause disastrous landslides. Fortunately, scientists have unravelled the secrets behind sandcastle building for you.