Every year the Appalachian Mountains attract several million tourists to the Western part of the state, including the historic Biltmore Estate. The scenic Blue Ridge Parkway and Great Smoky Mountains National Park are the two most visited national park and unit in the United States with over 25 million visitors in 2013. The City of Asheville is consistently voted as one of the top places to visit and live in the United States, known for its rich art deco architecture, mountain scenery and outdoor activities, and liberal and happy residents.