Barcelona boasts an enticing variety of tapas bars serving small portions of seafood, salads, meat-filled pastries, deep-fried tasties, and on and on. Some are colorful holes-in-walls, some are modern and trendy. Just drop in at any lively place and get a fun, inexpensive sampler plate. For more information on the Rick Steves' Europe TV series — including episode descriptions, scripts, participating stations, travel information on destinations and more — visit www.ricksteves.com.