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

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

Two very green residential towers cleaning the air in one of Europe's most polluted cities.

This unusual piece of Renaissance art depicting the bodily horror of crucifixion and skin disease may have been inspired by fungus-induced hallucinations.

This is not only one of the oldest collections in Europe, but also possibly the most beautiful.

Venice's "Island of the Mad."

This splendid tomb may look fantastic, but there's nothing in it...

Bell tower juts out from a village buried under a lake.

Built to repay the sins of the father, this church is home to one of the most valuable works of Western art.

A military museum, art park, mausoleum, and architectural oddity all on one fascist's estate.

One of the last few places in Manhattan that employed a pneumatic systemic keeps it on display.

Elevated freight railway turned wildly successful urban park.