The largest whale museum in Europe allows visitors to walk among life-size giants.

This historic streetcar system has been running since the 19th-century.

When you enter this complex it is like walking onto a Sci-Fi film set.

Baroque celebration of the end of the Great Plague of Vienna.

After 11 years of reconstruction work, Slovakia's finest hilltop chapel complex is finally reopen to the public.

Massive puppet-automaton machines created by French artist collective Machines de l’Ile.

This unassuming tree stump reportedly traces its roots to the famous pharaoh queen's reign.

The ancient village known as Set Maat, or the 'Place of Truth,' located on this site served as a hub for intellectual and artistic endeavors.

These Egyptian statues have survived for 3,400 years and were an acoustic wonder of the ancient world.

Known as the Sistine Chapel of Egypt, this tomb houses some of the most well-preserved paintings in Egypt.

Known as the "Valley of the Moon," this Jordanian wadi is one of the most amazing desertscapes on Earth.

Mysterious hillside with a continuously burning natural fire.

A shrine of fire worship built on top of a natural flame.

A massive collection of petroglyphs dating back some 40,000 years.

Home to nearly a third of the world's mud volcanoes, Azerbaijan is home to a messy, bubbling, and sometimes explosive landscape.

The building's fluid, wavelike walls are a true feat of architectural ingenuity.

This mysterious but iconic tapered tower appears in many Azeri fairytales and legends.

This small canyon is home to a treasure trove of geological oddities.

Home to what was once considered the largest gate in central Asia.

Controversially restored in the 1970s, this giant 15th-century mosque is shrouded in legend.

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

This "tower of death" has acted as an observatory, a religious hub, and an executioner's lair.

Ancient barriers wrap around what was once an important stop along the Silk Road.

These "50 Fortresses" have been unearthed in the ancient oasis of Khwarezm.