how long in advance book trains europe - SERP Analysis

https://help.raileurope.com/article/40642-how-far-in-advance-can-i-book

https://www.reddit.com/r/travel/comments/vm7jjz/how_far_in_advance_should_you_book_a_train_ticket/

https://www.seat61.com/european-train-booking-horizons.htm

https://www.ricksteves.com/travel-tips/transportation/trains/buying-tickets

https://www.tripadvisor.com/ShowTopic-g1-i12483-k13809836-When_to_buy_train_tickets_in_Europe-Train_Travel.html

https://www.raileurope.com/en-us/blog/how-far-in-advance-can-you-book-european-train-tickets-and-passes

https://www.eurail.com/en/help/reservations/when-should-i-start-making-reservations

https://community.ricksteves.com/travel-forum/italy/how-far-in-advance-to-book-train-tickets

https://www.quora.com/Do-I-need-to-make-a-reservation-to-ride-a-train-in-Europe-If-so-how-do-I-make-a-reservation-and-how-far-in-advance-should-I-make-it

https://www.italiarail.com/booking-basics/how-far-advance-should-i-book-my-train-tickets