8 abandoned mansions around the world that were once worth millions

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Bannerman Castle in New York
The Bannerman Castle in New York is one of the abandoned mansions and castles now open to the public.

Cavan-Images/Shutterstock

America's largest home is a Gilded Age mansion that goes all out for Christmas. Take a look at Biltmore Estate's holiday decorations.

Tech Insider : Business, Style
Outside the Biltmore Estate.
Biltmore Estate's Christmas decorations 2025.

The Biltmore Company

THEN AND NOW: Photos show where America's wealthiest lived a century ago versus today

Tech Insider : Business
Jeff Bezos' house in Indian Creek, Florida.
Jeff Bezos moved to Florida from Seattle in 2023.

Felix Mizioznikov/Shutterstock

Photos show what it was like to be a servant during the Gilded Age

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kitchen inside the elms mansion
Photos from Gilded Age mansions offer a glimpse into what it was like to live as a servant or staff member during that era.

Darryl Brooks/Shutterstock

Take a look inside Palmer House, a Gilded Age hotel that has hosted US presidents and Hollywood legends

Tech Insider : Travel, Business, Economy
inside chicago lockwood palmer house hotel
The Palmer House hotel was a wedding gift from businessman Potter Palmer to his wife, Bertha.

Kristine Villarroel/Business Insider

A New York City townhouse right out of the Gilded Age is on sale for nearly $30 million. Take a look inside.

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staircase
This spiral staircase goes all the way up to the fifth floor.

Celeste Godoy Photography

My favorite New England day trip is a coastal neighborhood with Gilded Age flair — and it's even better during the fall

Tech Insider : Travel, Travel, Business
Napatree Beach in Watch Hill, Rhode Island.
caption

Tanya Edwards

One of New York's most beautiful Gilded Age mansions was turned into an art museum. Take a look inside.

Tech Insider : Business
A security guard stands near the painting
The Frick.

ANGELA WEISS/AFP/Getty Images

I dined at a Chicago hotel designed for Gilded Age elites. It felt like being inside a painting.

Tech Insider : Travel, Travel, Business
empre room palmer house lockwood chicago
The preserved hotel lobby and bar nod at its Gilded Age history.

Kristine Villarroel/Business Insider

This 27-room Gilded Age mansion is more than just a display of wealth and power. Take a look inside Ballantine House.

Tech Insider : Business, Style
Ballantine House.
Ballantine House.

Talia Lakritz/Business Insider

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