Yes, Melk is indeed located in the Wachau Valley. Melk is a picturesque town, situated on the banks of the Danube River, and it is famous for its stunning Benedictine Abbey. The Abbey overlooks the town and provides an impressive backdrop to the surrounding vineyards and rolling hills. Wachau Valley is a UNESCO World Heritage Site and is renowned for its production of delicious wines, particularly Riesling and Grüner Veltliner. Visitors to Melk and the surrounding area can enjoy stunning scenery and historic architecture, and, of course, sample some of the local wines.