The freeway that never was.

One of the few remaining carousels built by master amusement park carver Charles I.D. Looff.

The oldest standing structure in downtown San Diego.

Rainbow-hued local gem in Venice.

A sign at the end of the Santa Monica Pier marks the traditional end of the legendary American highway.

Perhaps the most unique of any Frank Gehry design for one simple reason: Gehry himself actually lives here.

A free library to stumble across, one of many placed worldwide if you know where to look.

More than 3,200 cookie jars line the walls and shelves of this little shop and over 1,000 salt and pepper shakers

Just outside the Ohio Supreme Court sits a testament to justice.

England's most famous front door has an accidental doppelganger.

This London pub hides a peculiar secret: a recreation of the rooms shared at 221b Baker Street by Sherlock Holmes and Dr. Watson.

This lovely university observatory continues to sit abandoned since its potential savior was sent to jail for fraud.

The only presidential monument to display a late POTUS's actual casket.

Inside the unassuming cemetery chapel is a magnificent stained glass window and mosaics.

The angel of death appears to weep black tears at this grave marker.

The heroic sled dog of the 1925 serum run is preserved in taxidermy.

Once home to more than 50 displays of freshwater fish.

Medical history museum featuring a lovely doctor's office from the 1800s.

A small welcome symbol for visitors to Ann Arbor.

This former hub for crafty philosophers was founded by a writer who died aboard the infamous RMS Lusitania.

A natural gas leak provides a flickering flame beneath a waterfall.

This Frank Lloyd Wright summer house was designed along Lake Erie as a retreat for a client's wife.

One of Frank Lloyd Wright's greatest—and favorite—architectural masterpieces was almost lost.

The site of William McKinley's tragic assassination is only marked by an underwhelming boulder.