Step back into the glory days of Florida's nascent tourism industry at this Gilded Age palace.

A unique collection of gilded age mechanical pianos.

While it now takes more than a dime to open an account this historic Brooklyn bank still displays the opulence of the gilded age in which it was built.

The one-time office of the architectural firm that ushered in the Gilded Age is now a Club Monaco.

Walk the same tracks that once ferried Gilded Age aristocrats to their vacation destinations.

This railroad and oil tycoon's lavish estate now stands as a time capsule of the Gilded Age.

The remnants of a Gilded Age elegance preserved in the middle of a stark modern tower.

Three and a half miles of cliffs, rocky beaches, Gilded Age mansions and 40 Steps to nowhere in particular.

This lavish room at NYC's French Embassy is a rare relic from the end of the Gilded Age.

During prohibition, corrupt city officials ran drinking dens under the streets of Downtown Los Angeles.

A place to see how French aristocrats lived in the early 1900s.

A grotto-like lodge decorated with gilded mosaics, rocks and a noisy waterfall was the setting for the most sumptuous pleasure house of 1900s Europe.

The ruins of an early 1900s neo-Baroque mansion sit nestled in a local park in the Hungarian plains.

In the early 1900s, hundreds of Black Americans found opportunity in this now-abandoned rural community.

This abandoned school has had many lives since the early 1900s, and all of them doomed.

This historic electric train has operated with regularity since the early 1900s.

The fine fabric handwoven at Biltmore Industries was once coveted around the world.

An unexpected Easter egg lurks in the background of a cherub wall relief at the Breakers mansion.

A 60-room castle constructed by a horse-racing heir.

This rare basilica nestled right in downtown Asheville is an architectural marvel, inside and out.

A very classy 1920s-era bar right in Grand Central Station.

The enormous 250-room Vanderbilt mansion conceals hidden doors and secret passageways.

The famous facade of Grand Central Terminal hides a regulation tennis court, and it's not the first one.

"A hideous albatross in the Hudson River Valley."