two trains are traveling down the tracks next to each other two trains are traveling down the tracks two trains are traveling down the tracks two trains are traveling down the tracks two trains are traveling down the tracks two trains are traveling down the tracks next to each other two trains are traveling down the tracks two trains are traveling down the tracks two trains are traveling down the tracks next to each other two trains traveling down the tracks next to each other two trains are traveling down the tracks next to each other two trains are traveling down the tracks two trains traveling down the tracks with smoke coming out of them two trains traveling down the tracks next to each other two trains are traveling down the tracks next to each other two trains traveling down the tracks next to each other two trains are traveling down the tracks two trains are traveling down the tracks next to each other two trains are traveling down the tracks two trains are traveling down the tracks two trains traveling down the tracks with smoke coming out of them two trains are traveling down the tracks two trains traveling down the tracks with smoke coming out of them two trains are traveling down the tracks next to each other two trains traveling down the tracks with smoke coming out of them two trains are traveling down the tracks two trains are traveling down the tracks next to each other two trains traveling down the tracks next to each other two trains are traveling down the tracks next to each other two trains are traveling down the tracks next to each other
Two trains traveling down tracks with black smoke pouring out of the top of them. A large long train on a steel track. Two steam trains next to each other  Two steam locomotives ride next to each other headed in the same direction. Two trains travel on tracks on a bridge