A beautiful opera house in the heart of Amazonia has recently restarted performances after a 90-year hiatus.

This striking, two-toned confluence of rivers is visible from space.

This statue was given to France by the United States to commemorate the centennial of the French Revolution.

Thousands of flamingos and other bird species flourish in these Camargue wetlands.

A crumbling island fortress that seems to be covered in a field of stone crosses but is simply incomplete.

A colorful piece of contemporary art cheerfully clashes with Lyon's historical architecture.

This foreboding building was the headquarters of the terrifying Spanish Inquisition in Mexico.

Once home to an aristocratic family and a workers' organization, this intricately tiled building now houses a chain restaurant.

The unique collection often goes unnoticed by visitors focused only on the archaeological objects.

This warehouse-gallery-shop hybrid showcases Mexican craftwork at its best.

A triumphant marble and bronze fountain depicting a 15th-century Hungarian king and his hunting party.

A colossal floating restaurant built to look like a ancient Chinese imperial palace.

This communist behemoth is the heaviest building in the world and a legacy of a brutal regime.

The preserved arm of a third-century sorcerer is believed to have the power to lift curses and spells.

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

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

Bizarrely shaped rock formations in northwest Bulgaria come with equally bizarre legends.

This former Imperial summer home was the venue for a royal slap that once echoed 'round the world.

No one is sure if the world's fourth-largest diamond had been found in a rubbish heap or was pawned by Napoleon's mom.

A sixth-century Byzantine cistern hidden below a modern carpet store.

A fountain standing as a testament to a doomed alliance.

Legend says if you stick your thumb in the hole and it gets wet your wish will be granted.

This remarkably well-preserved Egyptian plinth is pretty well traveled for a giant piece of stone.

A small etching on the white marble parapet was written in runic script by a Viking mercenary.