This last weekend was longer than the normal because it was celebrated de Easter Day.

In addition, on 18th April, onApril 18th was Good Friday, it w as well as my birthday, therefore we took advantage of the day off and I visited a touristic city with my wife.

We stayed in a very nice hotel close to the beach and we tasted delicious plates on famous restaurantes that specialized oin fish seafood.

fish food= food given to pet fish
seafood= food made from fish

It was a very nice weekend tofor us, because we love to break the routine by doing something new.

This last weekend was longer than the normal because it was celebrated deon Easter Day.

Word "the" is not needed before word "normal", but overall great structure!

In addition, on 18th April, on Good Friday, it was my birthday, therefore we took advantage of the day off and I visited a touristic city with my wife.

Maybe instead of "In addition...it was my birthday", could say "Also, it was my birthday on Good Friday April 18th" - less commas and less wordy :)

We stayed in a very nice hotel close to the beach and we tasted delicious plates on famous restaurantes that specialized oin fish food.

Instead of saying "we" twice, could just keep the "we" at the beginning. That way, the other person knows you're referring to yourself and the other party already :)

It was a very nice weekend tofor us, because we love to break the routine doing something new.

This last weekend was longer than the normal because it waswe celebrated de Easter Day.

In addition, on the 18th April, on Good Friday, it was my birthday, therefore we took advantage of the day off and I visited a touristic city with my wife.

We stayed in a very nice hotel close to the beach and we tasted delicious plates onf famous restaurantes specialized onwith fish food.

It was a very nice weekend tofor us, because we love to break the routine doingand do something new.