Colorado has a handful of castles built in the 1800s and 1900s, and most offer tours, activities and even overnight stays.

EcoFlight conducts those small flights to show the human impact on the environment across the western United States. They are ...

Independence Pass opened for the summer at 4 p.m., Thursday with more than 50 vehicles lined up near the winter closure gate to be among the first to the top this season. Prior to opening the pass, ...

To really make the most of Steamboat, ski the trees. Get your trail map out and explore. Ski the whole mountain, get a little ...

A new analysis named Aspen, Colorado, the most expensive tourist destination in the U.S. Keep reading to learn what other spots made the list. To determine which cities were the priciest ...