There may be only a small selections of Gluten free options in the hotel. But i know close to the hotel are restaurants that are more suited.
Absolutely. Just tell them what you want.
Places within driving distance do, i kniw Barcelona does. Im not sure about the restaurant in the hotel though.
I believe they do.
You can get tuna fish submarine sandwiches at Subway.
I don't know. Probably though, it's become quite a fad these days.
There are many options within walking distance amd in the convention center.
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