Castle Rock was formed by a volcano that erupted some 340 million years ago. Ever since, the spot where Edinburgh Castle now ... added on Castle Hill, where the Esplanade is today, to protect ...

Stirling Castle sits on top of a hill just like this - also a volcano ... CONNOR: This section, the igneous rock, is what Edinburgh Castle sits on top of! Igneous rocks form when magma cools ...

With Arthur's Seat, Edinburgh Castle and the sea in sight, some visitors say the best time to go is during sunset or sunrise. Calton Hill is less than a mile from the Royal Mile and less than a ...