http://h2zkj5xeycxb2esnyqeabuuo6ui6jlkdb72qjfi2hu3y3h5ilpmjphid.onion/wiki/Travel/index.html
To transit through Spain: Afghanistan, Bangladesh, Congo, Eritrea, Ethopia, Ghana, Iraq, Iran, Nigeria, Pakistan, Somalia, Sri Lanka. To transit through the USA: you need a transit visa if you would need a visa to visit the USA.