Once used to screen films for theater owners to rent, this historic building is now a start up hub.

There aren't too many operational funiculars around, but Pittsburgh has two!

The only way to see Pittsburgh is from the top of this lookout point, just like the ancient members of the native peoples did.

The United States’s oldest funicular railway glides up and down a steep Pittsburgh street.

The last remnants of Fort Pitt also hold the distinction of being the oldest structure west of the Allegheny Mountains.

When oil was discovered just outside of Pittsburgh, the city became home to this regional stock market.

A work of art that pays homage to a Victorian timepiece in Providence.

The often-overlooked ruins of one of the first buildings designed by famous landscape architect Frederick Olmsted.

Ralph Waldo Emerson spent two years living here decades before it became a Frederick Law Olmsted-designed park.

This small shop walked so America could run on Dunkin'.

This Gothic castle was inspired by Erik the Red's Viking residence at Brattahlid in Greenland.

Ornate and macabre headstone in one of the country's oldest cemeteries.

One man’s hobby is another man’s world of metal wonders.

Like stepping into a spooky fairy-tale, this shop carries the dark ideas of artists and other makers.

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

This beautiful architectural gem was the first waste treatment facility in Boston.

The world's largest piece of copyrighted artwork.

The remains of a 19th century spring, and the site of an infamous unsolved murder.

Elevated freight railway turned wildly successful urban park.

This historic building housed the surviving crew members of the Titanic, who were left destitute after the wreck.

A beautiful, historic location open to the public.

The real-life site of Ichabod Crane's infamous gourd attack.

The solitary grave of a schooner captain killed by lightning while serving biscuits.

The rusting remains are visible sticking out of the waters of the Delaware Bay.