One critic described it as "middle Mussolini, early Ramses, and late Neiman-Marcus." Another called it an architectural "natural disaster."

The elevator that makes it possible to fly American flags in bulk over the U.S. Capitol

At Washington's Dulles Airport is a satellite museum (no pun intended) with three quarters of a million square feet of aircraft history.

With some 500,000 books across five buildings, this bookstore is a reader's paradise.

This steep cable railway has been hoisting passengers in the heart of Québec City for over a century.

This courtly monument celebrates an influential comedian who turned taking the piss out of the powers-that-be into an art.

This one has sailed five times as far as Sir Francis Drake's famous ship.

The television series' iconic giant foot was borrowed from this classical painting.

An unusual round church in London with a Templar past.

The opulent home that inspired Tintin's Marlinspike Hall and the adventures within.

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

A Norwegian-born sculptor created these soaring guardian angels at the entrance to Hoover Dam.

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

A self-built castle made by a mysterious man.

This Venice bookstore has resigned itself to constant flooding by keeping its books in bathtubs and boats.

Go inside to really appreciate this 500-year-old technological masterpiece.

100 year tradition of fist fights, marked by marble footsteps.

Hundreds of lucky felines haunt the ruins where Caesar was murdered.

A sculpture serving as an homage to Pope John Paul II.

The middle finger of modernity.

This strange bovine gargoyle is said to have been put in as a passive aggressive form of revenge.

This private skyway is filled with art and was expanded explicitly so that Hitler could appreciate a river.

Breathtaking and huge 430 year old maps of Italy.

The Pope’s secret escape route.