From Gavalochori village centre.
With the monument on your left, take the next left turn past the taverna and bakery.
After about 400m turn left opposite Apokoron Luxury Villas.
After 80m you will see the Marilena Apartments on your left. The Olive Garden's parking space is the first one (under the tree, and marked A5).
The Olive Garden is on the right hand side of the complex on the ground floor.