Shenandoah Tunnel Poster Nevada the fortified Winsor Castle was

the fortified Winsor Castle was built and operated by the Church of Jesus Christ of Latter-day Saints to secure the spring water and location for a substantial ranching operation

a party set out in 1905 to sketch

The Mesa Top Loop Road was created to furnish efficient access to Mesa Verde’s key archeological sites and to provide visitors with amazing canyon views

Most Joshua trees grow wild in the Mojave Desert

Long before a network of automobile highways crisscrossed the nation

Shenandoah Tunnel Poster Nevada the fortified Winsor Castle wasProduct Details 14" x 22" poster Interpretive Copy Construction on Marys Rock Tunnel began in 1931 and was considered a monumental feat of engineering. Workers used an average of 1000 pounds of dynamite daily for three months to blast through over 670 feet of solid granite. The novelty of the tunnel drew hundreds of thousands of visitors, and in 1937 Shenandoah National Park became the first national park to reach one million annual visitation.