Which sentence sounds better using syntax?

1. I would say what makes me feel happy is traveling because time to time, traveling is just something I get to do every year, also exploring new things, and experiencing different cultures.

2. I would say what makes me feel happy is traveling because time to time, it’s something I get to do every year, while exploring new things, and experiencing different cultures.

3. I would say what makes me feel happy is traveling because time to time, I get to travel every year, while exploring new things, and experiencing different cultures.