First, get your passport NOW!
https://travel.state.gov/content/travel/en/international-travel/International-Travel-Country-Information-Pages/Spain.html
Second, Leod Escapes took 10 riders out of the USA for their first time last year, you can do it too. You’re a motorcycle rider, International travel can’t scare you.
Third, relax, All the countries we travel to are safe and have quality medical care. Yes many people speak only a little English but you make do. Learn some basic Italian/Spanish/German words and phrases and make an attempt. It’s part of the adventure. You’ll get hooked.