two trains are traveling down the tracks in the city two trains are on the tracks next to each other two trains on different tracks in a city two trains on different tracks in a city two trains on the tracks next to each other two trains are traveling down the tracks next to each other two trains are on the tracks in a city two trains on different tracks in a city two trains are traveling down the tracks next to each other two trains are on the tracks in a city two trains are on the tracks next to each other two trains on different tracks in a city two trains on different tracks in a city two trains on different tracks next to each other two trains on different tracks in a city two trains on different tracks in a city two trains are traveling down the tracks next to each other two trains on the tracks next to each other two trains on the tracks in a city two trains are on the tracks next to each other two trains are traveling down the tracks next to each other two trains on different tracks next to each other two trains are traveling down the tracks next to each other two trains on different tracks in a city two trains on different tracks in a city two trains are on the tracks in a city two trains on different tracks in a city two trains on different tracks next to each other two trains are on the tracks next to each other two trains on the tracks next to each other
Two trains riding side by side on two tracks Two trains on separate tracks travel through a city two trains on train tracks with buildings in the background A black and red train are on parallel train tracks. Two trains run down the rail side by side