Satisfy the culture lover within at Museo Fournier de Naipes. See if any guided tours are available or ask a museum employee to direct you to a few highlights.
You'll have no end of sightseeing choices when spending time in Vitoria-Gasteiz Old Town. Museo Fournier de Naipes is an ideal place to start here, but there are lots of other worthy spots to appreciate. Mendizorroza Stadium, Virgen Blanca Square, and Cathedral of Santa Maria de Vitoria are near the museum and and will cap off your day nicely.