Museum dedicated to literary greats of the Romantic Period is also the home in which Keats met his untimely end.

This ritzy Italian market is built around a statue of an unforgiven heretic who was burned for his belief in an endless universe.

The engineering wonder and pleasure dome of a much-maligned emperor still holds undiscovered secrets.

The final resting place of the poets Shelley and Keats.

The only "Egyptian" pyramid in Europe and the legendary tomb of Remus.

This working class sculpture pounds his hammer all the livelong day.

This life-size replica of the Statue of Liberty's flame is also a tribute to Princess Diana by default.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

A horde of stray cats rule in this secluded Parisian cemetery under a bridge.

A Gothic cathedral created from volcanic rocks.

When ecosystems collide in the arid Southwest.

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

The highest paved road in North America winds its way up Mount Blue Sky in Colorado to an altitude of 14,130 feet above sea level.

This tea house was a hand-built gift from Boulder's sister city in Tajikstan.

The spot in the Mile-High City that's exactly 5,280 feet above sea level (at least for now).

This museum offers an actual time machine back through Colorado's past.

This iconic science fiction house still looks like something from the future.