Two thousand artifacts from around the world collected by one woman who loved to travel.

Historic Hull Street was actually the first street with a proper name in the Boston area.

This parking garage was the site of what was - at the time - the largest cash robbery in history.

The site of one of the strangest disasters in history—a wave of deadly molasses traveling at 35 mph.

This monument on Breed's Hill proves that one of the most famous battles of the Revolutionary War is misnamed.

At Fountain and Division, in the shadow of Kendall College of Art and Design, lays the story of a fictional culture whose political system was used under license and who finally rebelled.

Where most of the world's flypaper was made.

On the right bank of the Grand River a plaque remembers an imaginary painter who once awaited his youth.

The origin of the Nixon tapes is rooted in technological incompetence as much as secrecy.

Outside Grand Valley State University, you'll find a bench upon which many were said to have sat according to the fictional Kcymaerxthaere, waiting for a guide of time.

In Grand Rapids, Michigan, a marker honors the creation story of a proud fictional culture.

At HopCat, a marker honors fictional creatures with the ability to travel the missing dimensions of Kcymaerxthaere.

An angular maze of concrete in Grand Rapids acts both as public art and as a staircase for fish traveling upstream.

One lonely, modern pyramid has gone from corporate think tank to deserted boondoggle.

Ice cream stand, snack bar, and time capsule of milk conveyance.

This area was once known for being a lawless haven for rough-and-tumble sailors, earning the maritime-themed nickname "the black sea."

The site of Paul Revere's historic two lantern warning.

A centuries-old church stands as a testament to Boston's "father of architecture."

A former waterfront market is now in the center of town due to some interesting Boston engineering.

The remnants of a Gilded Age elegance preserved in the middle of a stark modern tower.

Berthed at the Charlestown Navy Yard in Boston, "Old Ironsides" is the oldest commissioned warship still afloat.

A tiny plaque marks the location of the water source that facilitated the birth of modern-day Boston.

In the 19th century, this was the center of Boston's Black community.

Formerly the world's largest, this Willy Wonka-esque contraption runs 24/7.