BOULDER
Boulder's most famous landmark is a group of rock outcroppings known as the Flatirons.
This area and the surrounding foothills offer many lovely hikes.
A view of the city of Boulder below.
Royal Arch is Boulder's only red sandstone arch.
Yucca plants and Flatirons in winter.
Just next to the Flatirons is NCAR (National Center for Atmospheric Research) with its unique architecture.
Boulder is also home to Celestial Seasonings, which offers a lovely tour complete with tea tasting.