Corn-inthian columns with a uniquely American take on neoclassical architecture.

A line of blue paint marks the route of the inaugural parade.

This unassuming passageway played a key role in one of the most important events in U.S. history.

Look closely and you’ll notice that the color changes a third of the way up the tower.

Before Nixon, "watergate" meant canals.

Architecture lovers won’t stop touching the National Gallery's 19.5 degree marble prow.

For 60 years, the academy had no permanent location until members voted Washington D.C. as its forever home.

The national park was once a plantation estate.

This home designed for chocolate magnate Antoni Amatller is an exquisite treasure-box of Catalan Modernism.

Living towers made of people that are now recognized by UNESCO.

Holy Grotto of Montserrat Monastery holds one of Europe's mysterious black Madonnas.

A vista of the city and sea from atop the little-known viewing deck on an unassuming Columbus statue.

Giant eggs, walls of bread, and nightmare surreality mark the largest collection of works by Salvador Dalí.

Trek up this glacier before it disappears.

Hundreds of prehistoric stones, arranged in perfect lines in a French field.

"In the Dark" Restaurant in Paris offers dinner in complete darkness.

Two stone columns flank the grand Venice square, but there were supposed to be three.

Ancient snack bar of the Roman Empire re-opened.

Erotic art covers the walls of the largest ancient pleasure palace.

Pilgrimage site for star-crossed lovers.

Five candy-colored villages on the Italian Riviera.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

These ruins once made up the capital of Lydia, where metal coinage was allegedly invented.

This crumbling medieval basilica once attracted pilgrims by the thousands to collect a miraculous dust that formed above the saint's tomb.