An imperial church bombed to ruins during WWII now stands as a jagged memorial.

Local legend says Isaac Newton built this footbridge without any screws, bolts, or nails.

Barcelona's only remaining tram system takes riders to the Tibidabo funicular.

In the past, Renaissance sex workers were encouraged to entice customers on this bridge.

According to tradition this is the oldest church in Venice, but its actual age is a mystery.

This millstone commemorates a gruesome tale that may have been the source of the city's name.

The reconstruction of this prominent building fulfilled a long-written command.

The oldest continuously operating pharmacy in Europe.

This generously endowed statue once stood guard outside a Roman home.

The unexpectedly beloved remnants of a controversial thermal power plant.

Occupied for six centuries by Franciscan Order nuns, this monastery is an amazing ode to Catalán Gothic architecture.

One of Antoni Gaudí's least-visited works, an homage to Catalan patrimony that mixes neo-Gothic with Modernista forms.

This Norman castle was once the site of a Victorian-era prison, and now exists as a luxury hotel.

The shop where the girl who inspired the beloved character once bought sweets is now a book-themed commercial curiosity.

Tourists often confuse this beautifully ornate former cigarette factory for a mosque.

This Dresden church was purposely rebuilt Protestant after being demolished in World War II.

The largest treasure hoard in Europe is contained in a castle that was bombed out during World War II.

In addition to fine dairy products, the world's most beautiful milk shop also offers a feast for the eyes.

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

Steadily reminding Czechia of its past.

Old batteries and frog skeletons reside in this lakeside monument to Alessandro Volta.

This charming Latvian lane doubled as Baker Street on the Soviet Union’s version of Sherlock Holmes.

Enormous sandstone towers loom within a Czech forest.

Once one of the largest rooms full of books in the world, this bookstore basement is still a treat for bibliophiles.