One of the oldest churches in Romania is believed to have been built on the site of a pagan temple.

Romania's "Red Ravine" is a little-known natural wonder that bears a resemblance to the Grand Canyon.

This once-derelict building is now one of the most beautiful bookstores in the world.

The legendary cliffside castle of three-time Voivode of Wallachia, Vlad the Impaler.

This elaborately decorated, fairytale-like Romanian royal palace is one of the most striking castles in Europe.

This solitary monastery may hold the remains of Vlad the Impaler (but probably not).

Some call this eerie forest of crooked trees the "Bermuda Triangle of Romania."

Moss and stone turn this waterfall into an otherworldly liquid veil.

A beautiful Victorian-era cemetery, complete with a miniature village.

Bits of flat terrain surrounded by cliffs make one of the most beautiful landscapes in the Azores.

Watch bison, elk, and other wild animals up close at this national park.

It took more than 300 years to build this church, which is home to two sacred vessels believed to hold the blood of Christ.

What do we know about the real woman behind one of the Beatles' most famous songs?

Summer in Scotland begins with a spectacularly wild and colorful event rooted in ancient pagan traditions.

A century-old cabin off of Highway 30 touts an unusual construction material: dinosaur bones.

Bathe in these natural hot springs located high in the Andes Mountains.

A replica of where the Last Supper was held.

These ruins of a Phoenician sanctuary in Sicily have a dark history.

The majority of the highest mountain in Poland is actually located in a different country.

A retirement home for soldiers that can trace its history to the Elizabethan era and beyond.

One of the most beautiful bookstores in the world hides a neo-Gothic interior behind an art nouveau facade.

Memorializing the bravery of one young woman facing the monster of her age.

In the 19th century, this pit housed a fully grown black bear for the entertainment of visitors. Today there is a sculpture in tribute to the poor creature.

This former church is believed to be one of the first Christian sites in Belfast Lough.