The highest peak in Wales is said to be the final resting place of a giant killed by King Arthur.

The only medieval bridge in Britain with its defensive tower still in tact.

This picturesque horseshoe weir was first built in the 1600s to prevent flooding in the town of Bath.

This Roman amphitheater is said to be King Arthur's legendary Round Table.

The 2,000-year-old Roman columns are hidden within Barcelona's Gothic Quarter.

A historical convent known for taking in bad luck babies left on its doorstep is now an upscale shopping center.

This "second" cemetery represents New Orleans' attempt to keep cholera at bay.

The only rotating bar in New Orleans has been slowly spinning since 1949.

This bar named after the world's first mixed cocktail was home to one of New Orleans' most notorious politicians.

A series of waterfalls and pools that flow through the 'Ohe'o Gulch and into the ocean.

These picturesque Hawaiian falls are home to a rare species of fish that uses a special sucker to climb up cliffs.

Rows of multicolored bathing huts paint the sand dunes with pops of color.

A beautiful lighthouse with as many steps as days in the year, as many windows as weeks, and as many levels as months.

The industrial architecture honors the laborers who brought the Exposition Universelle of 1900 to life.

Remains of the artificial harbours invented for the Allied invasion of Normandy can still be seen at sea.

A daring D-Day assault by U.S. Army Rangers is commemorated atop the high cliffs of this strategic point.

A memorial to the nearly 10,000 American soldiers laid to rest on the beaches of Normandy during WWII.

This bridge was constructed from the rubble of the infamous Bastille.

The water-powered carriages are long gone, but for over a century this funicular railway has been the fastest route to the highest point in Paris.

There has been an astronomical clock on this spot since the 14th century.

This stunning French estate was so lavish that it landed its original owner in jail for the rest of his life.

Twelve grave-faced marble angels guard the emperor's tomb at Les Invalides.

At Monet's beloved home you can still see the Japanese bridge, waterlilies, and weeping willows that were the subjects of some of his most iconic paintings.

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