
By geographic distance, the longest river across the State of Colorado is the Arkansas River. Although the Rio Grande River is longer in total length (1890-miles), the Arkansas River covers a larger surface area within the State of Colorado (324+ miles).
Headwaters of the Arkansas River
From its headwaters near the City of Leadville, the Arkansas River spans over 1,470 miles and is the 6th longest River in the United States.
Within the Sawatch Mountain Range, the Arkansas River wraps around the base of Mount Arkansas (13,795 feet), before making its journey across multiple states including Kansas, Oklahoma, and Arkansas. The river eventually turns into a tributary of the Mississippi River.
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More Fun Facts About Colorado

Claret Cup Cactus – State Cactus of Colorado
COLORADO STATE CACTUS – CLARET CUP CACTUS In case you were wondering, the official cactus of Colorado is the Claret Cup Cactus, also know as the King Cup Cactus. It’s official scientific name is “Echinocereus Triglochidiatus“. (Try saying that three

When Did Colorado Become A State – 1876
Colorado became a state on August 1, 1876. It was the 38th state to join the United States. The road to statehood was a long one for Colorado, as it had been a territory since 1861. However, it was not

Tallest Mountains In Colorado
Mount Elbert Colorado is home to many towering peaks, with the highest mountains reaching elevations over 14,000 feet (4,267 meters). The five tallest mountains in Colorado include – Mount Elbert – 14,440 feet (4,401 meters) Mount Massive – 14,429 feet

Colorado Quarter
The Colorado quarter was issued as part of the United States Mint’s 50 State Quarters Program. This program released commemorative quarters representing each of the 50 states in the United States, including the District of Columbia and the U.S. territories.

Colorado Abbreviation – CO
Colorado Abbreviation – CO The abbreviation for the state of Colorado is “CO”. The abbreviation is formed by taking the first two letters of the state’s name and using them as a shortened form. This two-letter abbreviation is commonly used
More Fun Facts About Colorado

Arkansas River – Longest River In Colorado
By geographic distance, the longest river across the State of Colorado is the Arkansas River. Although the Rio Grande River is longer in total length (1890-miles), the Arkansas River covers a larger surface area within

Colorado Rock – Yule Marble
STATE ROCK OF COLORADO – YULE MARBLE One of the most iconic symbols of the United State comes from Yule Creek Valley in Marble, Colorado. This white marble is only found in the Elk Mountains of

Native Tribes in Colorado
Colorado was originally home to numerous Native American Tribes including the Cheyenne, Arapaho, Kiowa, Ute, Navajo, Apache, Shoshone, Comanche, and Pueblo Indians. Today, only “the Southern Ute Tribe and the Mountain Ute Tribe” are Federally

Colorado Quarter
The Colorado quarter was issued as part of the United States Mint’s 50 State Quarters Program. This program released commemorative quarters representing each of the 50 states in the United States, including the District of

Colorado Capitol – Denver
Originaly, the first Capitol Building of Colorado was actuallly in Old Colorado City near Colorado Springs. The City of Denver moved the Statehouse around 1894. Home to the “Colorado General Assembly and the offices of