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.

Once an opulent Art Nouveau hotspot, the Constanța Casino is one of Romania's most beautiful abandoned buildings.

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

No one knows who built this strange cave of worship or exactly why.

The possible imprisonment of Vlad the Impaler here earned the medieval castle its nickname, "Dracula's Castle."

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

This beautiful natural train tunnel is said to grant the wishes of visiting lovebirds.

A reconstructed medieval gateway that was the magnificent entrance to the capital city dating back to 1037.

1% of Greenland's entire population used to live in this single building, which is now slated for demolition.

Once an impressive link to Afghanistan’s Buddhist past, now a sad reminder of intolerance towards other cultures.

Reputedly haunted sandstone necropolis with exquisite stone carvings.

This lost city belongs to one of the earliest civilizations in the world.

A 17th-century mosque that was used for war more than worship.

A mere stone's throw from Islamabad exists a spectacular display of three millennia of humanity's progress.

The Great Wall of Sindh, Pakistan's mighty fort.

A grand imperial capital left to fall into magnificent ruin.

Over 2,000 ancient temples dot the Myanmar landscape at the site of this famed archaeological site.

This gem-encrusted temple is said to contain some of the Buddha's hair which can make the deaf hear and the blind see.

Luxurious devotion and 500,000 images of Buddha in Myanmar.

Submerged trees jut ghost-like out of an idyllic turquoise mountain lake.

The lovely lake that was naturally dammed, then naturally destroyed, then unnaturally saved.

Nicknamed Kazakhstan's Grand Canyon, this natural wonder lies east of Almaty near the Chinese border.

The Avenue of Mausolea is a series of grand palatial tombs.