Wyoming looked a little different 100 years ago, to say the least.

Only In Your State just posted several photos documenting Wyoming's history.

The population was under 300,000, in the late 1800's and early 1900's, most citizens relied on the railroad for transportation until the automobile became popular out west in the early 1900's.

The Union Pacific Railroad began bringing travelers to Cheyenne in 1867, spiking the population.  This photo is of Cheyenne in 1867...

Laramie's earliest businesses included mills, a brewery, glass manufacturing plant, electricity plant, slaughterhouse, and a railroad tie treatment plant.  Here's Laramie in 1887...

Haines Photo Co.

Check out Sheridan's downtown from 1909...

Cody Grunkmeyer

And, here's a photo of a family around Thermopolis' Teepee Fountain in 1920...