Unfortunately our old puzzle script stopped working and we have to move all 1800 puzzles elsewhere. We can only upload 99 imags to teh new host, so it can take a few weeks before they all work again, ou apologies.
The blue tram to Tibidabo is the oldest one still in use (from 1901) in Barcelona. It leads through the hilly outskirts of Barcelona to Placa del Dr. Andreu in the direction of the mountain Tibidabo.
When you don't see the puzzle, it is possible that we haven't uploaded it to our new puzzlehost yet.
Read here why the puzzles look different and which problems there can be