There is a velodrome, Caird Park Velodrome. Palmer Park Stadium has a velodrome and athletics track. A race meeting at any given keirin velodrome in Japan is assigned a grade. The track cycling events were held at the newly built Neo Phaliron Velodrome. He won the Category 4/5 Sprint Championship event at the Encino Velodrome. Invercargill is home to the only indoor cycling velodrome in the South Island. Its home arena is the Saryarka Velodrome, which is mainly used for track cycling events. Wolverhampton Wheelers make extensive use of the velodrome at Aldersley Stadium. The National Indoor BMX Arena (2,000 capacity) adjacent to the velodrome opened in 2011. The ADT Event Center is the only permanent indoor velodrome in the U.S. On his return he won the national individual pursuit championship at Herne Hill Velodrome. This was Britain's first indoor velodrome. The arena is currently home to the Forest City Velodrome. It also contains a cyclists' velodrome.