If you're planning a trip to Catalonia and want to know more about this fabulous region, here are a few links to get you started:

Tourism

La Pedrera

Barcelona Tourisme: An exhaustive website to get updated with exhibitions, book your hotel and get tickets to museums, concerts and even FC Barcelona football matches.
Gaudí 2002: the ideal website to learn everything about Gaudi, the architectural genius.
La Sagrada Família: the icon and last masterpiece from Gaudi.
Casa Batlló. Antoni Gaudí: the lastest building open to public 2 years ago and on the UNESCO heritage list since 1997
Las RamblasMuseu Picasso: Free guided tour in English on Thursdays and Saturdays!
MNAC Museu d'Art Nacional de Catalunya: the Catalonian Museum of Art. You will find art pieces related to Catalonia from the Romanesque period to the present day..
Tickets for FC Barcelona matches to get football tickets for the New Camp.

Wine bars & Tapas:

Xampanyet, Carrer Montcada, 22 Born: an institution in BCN; Go for a drink before eating out!
SagradiLa Vinya del señor, Plaça de Santa María Born: a very nice atmosphere just in front of the Santa Maria del Mar Church in the very heart of the Born. A wide range of wines by the glass.
D.O, Carrer Verdi, 36 Gracia: Small tasty tapas with a good selection of wines.
Cata 181, Carrer Valencia 181 Eixample: Tapas restaurants with an exhaustive wine list.
Pinotxo, Rambla de Sant Josep, Mercat de la Boquería, Parada 66, 67 Las Ramblas: Pinotxo, the owner is the soul of this tiny stand in tCasa Calvethe fabulous Boqueria Market just a few steps from the mythical Ramblas.
Cal Pep, Plaça de les Olles, 8 Born You´d better go early to eat in this mythical restaurant! Maybe the best tapas of the city!
Sagardi, Argentaria 62 Born. A nice Basque Bar where you can drink cider and have some fantastic montaditos!

Restaurants:

Gastronomic restaurants:

Abac Rec ,79 Ciutat Vella: 1 Michelin Star restaurant! Amazing food!
Alkimia Industria, 79 Gracia: Young chef with a bright future!
Suquet de l´Almirall, Passeig Juan de Borbo, 65 Ciutat Vella: A fantastic fish and sea food restaurant!
7 Portes, Passeig Isabel II, 14 Ciutat Vella: a genuine institution in BCN!
Casa Calvet, Caspe, 48 Eixample : A stunning house built by Gaudi!

Trendy restaurants:

La FabricaSemproniana, Rosselló ,148 Eixample Perfect fora romantic night!Creative cuisine in a delightful environment!
Arrel del Born, Fusina, 5 Born: They also organize blind dinners!
Comerç 24, Comerç 24 Born: Wonderful modern tapas restaurant.
Espai Sucre, Princesa, 53 Born: This fantastic pastry restaurant, "sucre" means "sugar" in Catalan, if you are fond of sweet dishes, you will love it! They also organize pastry courses, get listed!