You have 
This may have light edgewear but has never been used.
There will be more postcards added daily or as I can, including some from Germany. The back reads:
Built across the White River is located in the beautiful Arkansas Ozarks, 3 miles off U. S. Highway 62, between Gateway and Eureka Springs. The Lake formed by Beaver Dam covers an area of 31,700 acres, with 483 miles of shore line. Boat Docks and Public Use Areas, are readily accessible from Rogers, Springdale, Bentonville, Huntsville, Eureka Springs and Fayetteville.
SDK-1821
This will be shipped in between cardboard or a photo mailer, which may cost a little more.
SHIPPING:
Shipping will be $2.00 which will include delivery confirmation and will be shipped media mail. For multiple purchases I will weigh the item to give you a cheaper shipping price. I usually ship international with Global Priority or First Class International.
OTHER NOTES:
Please email me with any questions. Thanks for looking!