A British art dealer spent 15 years building a boathouse that looks like a medieval castle. Now he's selling it for $5.8 million — take a look inside.
David Southwick told Insider that he designed the five-story boathouse on the River Dart in Devon, England.
For $230 a night, you and 12 friends can rent out a 16th-century castle in Scotland that was once in ruins. Take a look inside.
Fenton Tower on the east coast of Scotland was built in the 16th century and stood in ruins for more than 300 years until it was completely restored.
A private island in the Caribbean Sea is on sale for less than the average house in America. Take a look.
Iguana Island, a private island in the Caribbean Sea, has gone on the market. It sits on five acres of land and has a three-bedroom home.
A lavish, Gilded Age estate once owned by one of the richest men in the world just hit the market for under $6.5 million. Take a look inside.
The owner wants to sell Villa Nuit — one of the last lavish mansions built by the super wealthy — to someone who would preserve the estate's history.
A skinny home that's only 13 feet wide and 'around the corner' from Buckingham Palace is on the market for just under $5 million. Take a look.
Royals in Buckingham Palace are set to welcome new neighbors as a skinny home hits the market close by.
A private Scottish island with a lighthouse and 5-bedroom home is on sale for less than the average house in America. Take a look.
Pladda Island, a private island with its own lighthouse in Scotland, has gone on the market. It sits on 28 acres of land and has a five-bedroom home.
We bought and flipped our vehicle to have a kitchen, bedroom, living room, and 44-square-foot bathroom. Adjusting to this lifestyle wasn't easy.
A skinny home less than 9 feet wide is on sale in London for just over $1.5 million, and its architect says it's perfect for a family
The slender property, located in East London, is designed to create a feeling of spaciousness. But at its narrowest, it's less than 7 feet wide.
A rustic private island in Maine is on the market, but the owner will only sell to someone willing to stay overnight — despite perilous weather
Billy Milliken, the owner, told Insider that Ducks Ledges Island has dangerous conditions in the winter and no running water. It's not for everyone.
A couple who live on a sailboat full-time share 4 perks and 7 brutally honest downsides to life on the sea
"We have more lows than highs, but the highs are so high it makes the life worth it," Ryan Ellison told Insider about sailing with Sophie Darsy.
A couple who call a 40-foot sailboat home were dating for less than a year when they bought it for $95,000. Take a look.
Sophie Darsy and Ryan Ellison told Insider they'd been dating for three months before ideas of swapping life on land for a life on the sea started.
A 757-acre Scottish island that comes with a mansion and a whale skeleton nicknamed 'Bony Dick' is on sale for just over $2 million
Along with a mansion, cottage, and watchtower, the Isle of Vaila has a 42-foot sperm whale skeleton that the current owners have named "Bony Dick."
A couple converted a $10,000 school bus into their dream home. Now they're exploring the US while working full-time.
They renovated their mobile home into a sustainable hub with solar power and have driven over 7,000 miles to cities and national parks across the US.
Twin mansions that are connected by a 53-foot underground tunnel and have a quirky throne room are on sale for $3.1 million
The future homeowner of these twin Victorian mansions can avoid the outside when going between homes by traveling through an underground tunnel.
A 22-acre Scottish island is on sale for $70,000, and it's filled with wildlife and completely devoid of people
The Isle of Càrn Deas on the west coast of Scotland is 1.5 miles from Achiltibuie, the nearest village which has only 300 residents.
Photos show what it's like to stay in a rare 1960s UFO-themed house that has been used for music videos and fashion shoots
The UFO-inspired home in southwest England was designed in 1968 and is one of only 68 still in existence today.
New York City's narrowest house last sold for $3.25 million in 2013, and it would probably sell for double that in today's real estate market.
This 325-square-foot Virginia home is one of the oldest tiny houses in the US and was built by a man who couldn't stand his noisy neighbors anymore.
A New Zealand couple spent a year transforming an old grain silo that they bought for $1 into a yellow, submarine-themed tiny home — take a look inside
Keith and Jen Lovelock's Yellow Submarine tiny home comes with portholes, a captain's deck, and a mannequin that resembles John Lennon.
Steve Jones, a former aircraft technician, is transforming the front of a decommissioned plane into a sleek, habitable space for travelers.