Opened in 2004 the Long X Trading Post is the central location for information on Watford City and McKenzie County's cultural, geological, historical, and geographical attractions. The facility, which is home to McKenzie County’s Visitor Center,
the Pioneer Museum
, and the Watford City Community Benefit Association (package store), and is be open 7 days a week.
The Long X Visitor Center/Museum features North Dakota’s largest fossil. The petrified bald cypress tree stump, weighing approximately 25,000 lbs. and measuring approximately 6 feet in diameter and 8’ tall was discovered in the Badlands south of Watford City during an archaeological dig in 2001.