A Civil War Museum with some notable medical antiques.

A contemporary fresco movement illustrates the region's rich history.

This lovely, if imposing, piece of Canadian gothic is possibly the most photographed hotel in the world.

Eight whimsical acres of metal art.

A gigantic 10-foot tall stone man.

This elaborate High Victorian Gothic structure is one of the world's few 16-sided buildings.

Iconic red and white plaques show the creative names invented to navigate the city streets.

Inspiring Herman Melville and Henry David Thoreau, Mount Greylock in western Massachusetts is the highest point in the state at 3,491 feet above sea level.

At this farm in upstate New York, the former president plotted his reelection campaign.

This picturesque cottage was the site of Ulysses S. Grant’s final and perhaps most important campaign.

A monument to the military service of America's greatest traitor refuses to even name him.

This giant monument of the RCA mascot is a beloved fixture in Albany, New York.

This historic church with a connection to "Uncle Sam" is now a fraternity house.

A restored Pittsburgh house of God has been converted to a marvelous house of suds.

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

The first American home of the isolated, egalitarian religion has a trove of Shaker architecture and artifacts.

The only American museum exclusively dedicated to the exhibition of gloves.

Charles Dickens was not a fan of the ghastly wall dressings in this 6th century church.

A treasure trove of Renaissance-era funerary art in a Roman church built on top of Nero's grave.

A Nesting Doll of Churches.

This ritzy Italian market is built around a statue of an unforgiven heretic who was burned for his belief in an endless universe.

The skull of the patron saint of lovers lies in the Basilica di Santa Maria in Cosmedin—maybe.

2300-year-old Roman road connecting the empire.

The yawning maw of this pagan visage is said to bite off the hands of liars.