What has the author Enya written?

You're likely thinking of the Irish singer and musician Enya, not an author.

Enya has released numerous albums and singles, including:

Albums:

* Watermark (1988)

* Shepherd Moons (1991)

* The Memory of Trees (1995)

* A Day Without Rain (2000)

* Amarantine (2005)

* And Winter Came... (2008)

* Dark Sky Island (2015)

* A Movie Soundtrack - The Very Best of Enya (2016)

Singles:

* "Orinoco Flow"

* "Caribbean Blue"

* "Only Time"

* "May It Be" (from the film "Lord of the Rings: The Fellowship of the Ring")

* "Anywhere Is"

* "Trains and Winter Rains"

* "Echoes in Rain"

* "The Longships"

Enya is known for her ethereal, atmospheric music, often incorporating Celtic and world music influences.