I was duly impressed by the trunks of these vines.

Biltmore Website: Enjoy sweeping panoramic views of the Blue Ridge Mountains from this terrace adjoining Biltmore House. An arbor of fragrant wisteria and vibrant trumpet creeper make this venue an exclusive and inviting spot.
Off to the left of the Library Terrace is the South Terrace. From the Biltmore site: Located next to Biltmore House, this four-acre elevated terrace space hosts our annual Biltmore Concert Series, providing incomparable views of the surrounding Blue Ridge Mountains. It has served as is an extraordinary location for seated dinners and dancing beneath the starry mountain skies.