The Watauga River is a 79 mile-long stream that originates at Peak Mountain in Watauga County in North Carolina and flows into the Holston River in Tennessee. This picture of the Watauga River was taken in Valle Crucis, NC, during one of the picture-perfect crisp fall days in the Blue Ridge Mountains. Learn more about the Blue Ridge Mountains . Title on the back of the card: Watauga River, Valle Crucis, NC Optional Foil Stamping on the front: Happy Birthday Inside Message: No message. The inside is blank. QR-code: The QR-code provides the recipient of your card a link to our free, online Travel Book with information about the Blue Ridge Mountains. Guide: Reading QR-codes with your smartphone. Size: Image: 4" x 6", hand-trimmed. Card: 5" x 6 ⅞" Envelope: 5 ¼" x 7 ¼" Each card is individually wrapped in a protective sleeve with its envelope. Material: Card: acid free paper, front side is embossed. Image: printed on archival grade Professional Endura Premier Color Paper from Kodak with a silk surface finish. Fingerprint and smudge resistant. Made in the U.S.A.