The experiential play center in Billund, Denmark, opened its doors to the public in late September.

ARCHITECTURE
Starting bids range from $10,000 to $15,000.
Plans Matter is basically Airbnb, but only for houses with impeccable architectural pedigrees.
Drive slow enough, and it could take you nearly an hour to cover some of the world's longest connecting structures.
In the 18th and 19th centuries, counterfeit ruins were all the rage on grand estates.
Since 2005, workers have carried out grueling—and often, life-threatening—physical labor to see the World Wonder restored to tiptop shape.
Had the building come to fruition, it would have been one of New York City's first glass skyscrapers.
This Wonkavator-style machine can go up, down, or sideways.
It’s possible to take an international trip without stepping outside.
The UK court ruled that the motive behind the pattern choice didn't matter.
We take the idea of sturdy buildings and city infrastructure for granted in the modern era.
"Xiongan New Area" is part of a plan to help people move out of crowded, smoggy Beijing.
Before cell phones and walkie-talkies, curved walls were carrying messages from one end of a room to another.
Because sometimes flowers and a box of chocolates don’t quite cut it.
A new book highlights houses that integrate seamlessly into their surroundings—whether they're buried under hills, covered in mirrors, or perched over the sea.
The back catalog of former World’s Tallest Building title-holders actually includes some quite surprising entries.