Dry Tortugas Poster Wyoming Sheltered alcoves on limestone cliffs

Sheltered alcoves on limestone cliffs attracted the Sinagua culture to this canyon eight hundred years ago

the only road from Fruita to Caineville passed between the narrow walls of Capitol Gorge

and activities in the winter such as snowshoeing and cross-country skiing

The people who lived in this virtually inhospitable environment employed innovative fishing and agricultural practices

Dry Tortugas Poster Wyoming Sheltered alcoves on limestone cliffsDescription 14" x 22" poster Interpretive Copy Seventy miles west of Key West, Florida lies the largest all masonry fort in the United States. Fort Jefferson was built between 1846 and 1875 to defend the shipping gateway to the Gulf of Mexico. Named for the large number of sea turtles living around islands devoid of natural springs, Dry Tortugas was declared a national monument on January 4, 1935, and elevated to the status of national park in 1992.