Close to the gigantic "statue" Nimis there is another art piece by the same artist, Lars Vilks. He made it in 1991 and named it Arx (latin for fortress). It looks like a melted ruin and you could make the assumption that it is a sculpture. But it's actually a book with is own ISBN-number and all (91-88248-47-X). Instead of pages made from paper, the artist used stones. That's why every stone has a number on.

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