- bilgiustam.com colorado-nasil-bir-yerdir/Amerikan eyaletleri arasında en yoğun nüfusa sahip 20 eyalet arasında bulunan Colorado, bu anlamda son derece önemli bir bölgeye ait kabul edilir.
- youtube.com watch10 Best Places to Visit in Colorado - Travel Video.
- nps.gov state/co/index.htmColorado National Monument preserves one of the grand landscapes of the American West. But this treasure is much more than a monument.
- ontheworldmap.com usa/state/colorado/Description: This map shows states boundaries, the state capital, counties, county seats, cities, towns and national parks in Colorado.
- mapsof.net coloradoColorado is home to a vibrant craft beer scene and legalized recreational marijuana. There are 55 mountain peaks over 14,000 feet in Colorado.
- en.wikivoyage.org wiki/ColoradoLike much of the rest of the American West, Colorado is a traditionally rural state with a frontier heritage and a very pro-business attitude.
- The Office of Economic Development & International Trade assists new and existing businesses of every size starting, expanding or relocating in Colorado.
- britannica.com summary/Colorado-stateU.S. exploration of Colorado began immediately after the United States made the Louisiana Purchase, of which Colorado was a part, in 1803.
- history.com topics/us-states/coloradoIn the 21st century, Colorado continues to rely on its natural resources as well as agriculture and tourism to sustain its economy.