More than 7,000 gallons of water pour over these cascading red quartzite waterfalls every second.

A place of great reverence for Trekkies everywhere, a hero's future birthplace.

For just a few bucks, this Iowa funicular will let you feel like an 1800s fat cat.

The cliff and rock formations are made out of Sioux Quartzite.

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

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

Dedicated to one of the darkest moments in Irish history, this memorial has faced its fair share of backlash.

Each August, one of the largest religious (and food) celebrations in the country is held in Boston.

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

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

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

What was once a true peninsula has now been filled in, causing the water to recede and leaving many streetside "waterfronts" and landlocked "islands."

Millions of numbers carved in glass represent the tattoos forced upon victims.

An interesting decoration on this historic site, this weathervane comes with as many legends as it does questions.

This nearly 200-year-old restaurant's history includes an exiled French prince, JFK, and a very hungry Daniel Webster.

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

This landmark cemetery in Boston was created more than 300 years ago.

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

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

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

The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

America's original house of worship for Spiritualism, the religious movement based on communing with the dead.

Statue commemorating the use of ether in anesthesia.