The world's largest underwater restaurant is submerged off the southern tip of Norway.

Lithuania's outdoor sculpture trail of wooden folk art.

The oldest funicular in Lithuania has been climbing this steep hill since 1931.

Ever-growing collection of devils in art.

This striking structure is the Socialist-modernist centerpiece of a former Soviet spa resort.

A tiny traditional village keeps an ancient method of beekeeping alive.

Things aren't quite what they seem at this mind-bending museum.

A curious art park at the geographic center of Europe is home to 3,000 television sets and other wonders.

Open-air museum with a large collection of Soviet-era statues.

The pyramid and dome deep inside the Dzūkija forest are believed to channel divine energy.

These Great Lakes sea caves accessible by boat in the summer turn into temples of ice reachable by foot in the winter.

The dishes at this restaurant by The Sioux Chef celebrate indigenous heritage.

These curious caverns have been home to mushrooms, gangsters, and disco.

A 115-year-old restored German dining hall awaits those who venture beneath the Minnesota State Capitol.

A rotating cast of guys and dolls in front of a Washington, D.C. building.

A wondrous old library overlooking the nation's capital.

The oldest continuously operating fish market in the United States.

The site of the climactic scene from the classic horror film is now a historic landmark.

Home to items never before seen by the public.

A museum cafe showcases Native American dishes and indigenous ingredients from across the Western Hemisphere.

The Byzantine, pre-Columbian, and medieval art at this stately mansion are some of the most under-appreciated collections in D.C.

Decades before the scandal, this staircase on the river was a literal "water gate."

Fittingly, America's museum of architecture is itself a magnificently designed old building.

For 60 years, the academy had no permanent location until members voted Washington D.C. as its forever home.