The architect of this fanciful complex called it an "oasis for humanity and nature in a sea of rational houses."

Paris' linguistic guide to the international language of, yes, love.

The townhouse where the English poet created some of his most influential work has been preserved in tribute.

Installed at a chaotic intersection, this gave London traffic cops a place to hang their heavy woolen coats.

The oldest family-run luncheonette in New York, last renovated in 1948, still serves food and drinks the old-fashioned way.

A kaleidoscopic warehouse-maze of handmade neon signs.

A Christian retreat founded to welcome refugees fleeing from the Nazis during World War II.

Martin Bricelj Baraga's monolithic sculpture measures the blueness of the sky, and changes color to match it.

When the rain falls, this drain system turns into a musical instrument.