Take the free park shuttle to the Temple of Sinewava, walk one mile to the end of the paved walkway, and begin hiking up the river. Two hours upstream, at the intersection with Orderville Canyon, hikers will encounter the narrowest and most spectacular section of the Zion Narrows.
Photograph by Mike Segar, Reuters Second City is back in second place, at least when it comes to height. New York's One World Trade Center will officially open next year as America's tallest building, topping Chicago's Willis Tower by 325 feet (99 meters). The distinction hinges on a definition. According to the Council on Tall Buildings and Urban Habitat, the needle atop the new trade center is a spire, not an antenna.
The Ledge transforms how visitors experience Chicago. At 1,353 feet up, The Ledgeâs glass boxes extend out 4.3 feet from the skyscraperâs Skydeck on the 103rd floor, providing never-before-seen views of the city. The tower is a world-renowned building, a Chicago icon. The eighth-tallest building in the world, it remains the tallest building in the Western Hemisphere, standing 1,450 feet and 110 stories tall. The Ledge brings an exhilarating new experience to the tower. Opened in 1974, the Skydeck attracts more than 1.7 million visitors annually who enjoy views of up to 50 miles and four states.