Entering any of Carlsbad Caverns' 113 caves is like entering a larger-than-life sandcastle, where drips of sand have been changed into a twisting structure of peaks and spires.
Atlantic City's annual air show Thunder Over the Boardwalk features sky-high stunts from some of the countries best-trained pilots. Taking place in the skies over the famous boardwalk, the show draws millions of viewers each year.
Home to 18 coasters-- more than any other park in the world-- no ride at Six Flags Magic Mountain is as thrilling as X2. Riders board a free-form compartment that rolls through the drops and loops so orientation is never grounded.