The lecture hall where Alexander Graham Bell first demonstrated the long-distance phone call.

The 340-year-old house that inspired the classic Nathaniel Hawthorne novel.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

An extra-wide chair built to accommodate the former president's big behind.

The author of Uncle Tom's Cabin was neighbors with Mark Twain while living in this Connecticut home.

The "possessed" house that inspired "The Haunting in Connecticut" book and movie.

The headquarters of the famous Yale society.

This small-town pizzeria won the Hollywood lottery.

Connecticut grave of the woman responsible for the Winchester Mystery House in California.

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

This small-town Connecticut restaurant gives each diner a free book from its vast library.

South Philadelphia is home to Keith Haring's only surviving in situ collaborative public mural.

The oldest surviving botanic garden in the United States.

The R&B singer's modest church guarantees a religious experience, regardless of your beliefs.

The only home of the famous French impressionist painter open to the public is now a museum and bed and breakfast.

Despite the ever pressing encroachment of urban sprawl this grand New Orleans manse still stands.

This historic "City of the Dead" lies prominently in the center of New Orleans' famous Garden District.

The curiosities and wonders of pharmacy in a delightful historic building.

London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.

Where Mary Shelley’s "Frankenstein" and John William Polidori's "The Vampyre" were born.

A 12th-century fortress containing some of Berlin's oldest buildings.

Blitzkrieg bop your way through Berlin's Ramones Museum.

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

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.