As I've said, the loop is August 18, 1908.

The location is somewhere on the northern coast of Cornwall, England.

This is the loop entrance:

In order to enter the loop, you must completely submerge yourself in the water; don't worry, you'll be completely dry when you enter August 18, 1908. Though if you're going to the present, you'll be soaking wet.

This is Miss Christina Lyrebird in human form:

And this is her in bird form: