 In 1863 , ground was broke near Miller 's Landing on the Missouri River for the First Transcontinental Railroad . Along with local financier Edward Creighton , George Francis Train was the promoter who was mostly responsible for the city landing the railroad . He was made rich from its convenient placement near land that he owned ( near Deer Park . The Union Pacific Railroad has been headquartered in Omaha since its inception in 1867 . In 1872 , Union Pacific opened the first [ railroad ] bridge across the Missouri to Omaha . 
 In 1863 , ground was broke near Miller <a href='null_genetive' title='1'><mark>'s</mark></a>Landing on the Missouri River for the First Transcontinental Railroad . Along with local financier Edward Creighton , George Francis Train was the promoter <a href='null_relcl' title='2'><mark>who</mark></a>was mostly responsible for the city landing the railroad . He was made rich from its convenient placement near land <a href='null_relcl' title='3'><mark>that</mark></a>he owned ( near Deer Park . The Union Pacific Railroad <a href='been_done' title='4'><mark>has</mark></a> been headquartered in Omaha since its inception in 1867 . In 1872 , Union Pacific opened the first [ railroad ] bridge across the Missouri to Omaha . 
In 1863 , ground was broke near Miller  Landing on the Missouri River fa the First Transcontinental Railroad . Along wit local financier Edward Creighton , George Francis Train was da promoter was mostly responsible ffathe city landing tdarailroad . He was made rich from its convenient placement near land he owned ( near Deer Park . The Union Pacific Railroad done been headquartered in Omaha since its inception in 1867 . In 1872 , Union Pacific opened thdairst [ railroad ] bridge across the Missouri to Omaha .