The beautiful baroque library of the Hapsburg empire.

Shop for books in the New Orleans house where William Faulkner once lived.

A pink cottage covered in hearts served as a haven and a resting place for LGBTQ activists.

A house of courtship where the Jazz Age's most storied lovers got their start.

This New Orleans tree is filled with hidden chimes that produce a carefully tuned melody.

A museum and shop on Bourbon Street located in the former home of the second Voodoo Queen of New Orleans.

A 1950s beatnik coffee house, turned 60s counterculture hotspot, turned modern music venue.

This pub was 238 years old when it decided to revamp its image: It started serving Thai food.

More than a million titles fill the labyrinthine shelves of this prestigious private library.

This museum tucked below a charming cafe gives a brief snapshot of photographic history.

An artistic tribute to the famous singer, just around the corner from where he was born.

The Metropolitan Police refurbished the blue box (perhaps not coincidentally) the same year "Doctor Who" returned to TV screens.

London's old-school healing garden.

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

An easy-to-miss garden in Boston's North End honors the mother of JFK and others who lost children in WWII.

One of the oldest used bookstores in the U.S. has been selling antiquarian treasures since 1825.

An enormous, inside-out glass globe built in 1935.

From Iggy Pop to David Bowie to Nick Cave, this regal music studio has served some of the all time greats.

The site of the famous Nazi book burning campaign of 1933 remembers its "Night of Shame".

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

A narrow passage next to a cafe leads to a courtyard exploding with murals, tags, and paste-ups.

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

A temple to modernity, tucked away amid Barcelona's more well known museums.

Week-long block party becomes a competition for the best decorated street.