Here's why:

* Iceland is a geologically young island: Iceland formed relatively recently, geologically speaking, from volcanic activity. The oldest rocks in Iceland are only around 16 million years old.

* Dinosaurs lived millions of years earlier: Dinosaurs lived from around 245 million to 66 million years ago. This means that the rocks in Iceland formed *after* the dinosaurs went extinct.

* Iceland's geology is not conducive to fossil formation: The volcanic activity that created Iceland results in constant erosion and renewal of the landscape, making it difficult for fossils to form and survive.

While you won't find dinosaurs in Iceland, you can still explore its stunning volcanic landscapes and learn about the island's fascinating geological history!