These markers are used to determine the ground stability of the Strip.

The so-called "Father of Las Vegas" had the city's first telephone installed in his office in 1907.

Formerly the world's largest, this Willy Wonka-esque contraption runs 24/7.

One of the world's tallest Ferris wheels takes visitors high above Las Vegas in a spinning party room.

Northern Kentucky’s very own Notre Dame showcases intricate stained glass and the bones of saints.

This hidden jockey “walk of fame” celebrates the winning riders of the Kentucky Derby.

A full-scale replica of a 1774 colonial settlement in Kentucky.

This museum of miniature displays provides a journey through early American history.

This tombstone marks the final resting place of the beloved 1990's character, Ernest P. Worrell.

Veritable museum of 20th century country music history.

The remains of this visionary community can still be found much as it was a century ago.

The first KFC is on the National Register of Historic Places.

Amazing taxidermy dioramas from the 1960s in a cement building meant to look like an ice cave.

Kentucky, Tennessee, and Virginia meet at this point in the Cumberland Gap.

Visitors to this arboretum are greeted by three smiling giants crafted from sustainable materials.

This railroad overpass is said to be home to a murderous goat-man whose very legend has led to very real deaths.

Outstanding collection of 19th century medical instruments includes a life-size figure cast from as many as 200 cadavers.

Prehistoric animals decorate this popular outdoor park.

Elvis's own personal tropical hideaway.

This ghost town was once a cult-like religious utopian settlement.

Once a menacing challenge for trailblazers, this trail is now the most scenic drive in Utah.

A well-preserved Ancestral Puebloan ruin tucked beneath a desert cliff.

This concert pavilion on the shore of the Great Salt Lake has been destroyed by fire, water, and disinterest but keeps coming back.

One of the world's oldest and most massive living organisms is a grove of quaking aspens.