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

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

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

The highest point in Texas is capped by a big silver pyramid.

Steep canyon walls hide a forested oasis in the West Texas desert.

The hallowed remains of a 900-year old Ancestral Pueblo great house.

A phenomenal assembly of pueblos in New Mexico is the most complete example of ancient ruins north of the border.

This gravity-defying rock formation is one of Big Bend’s natural wonders.

A multiversal transit station located right below a highway interchange.

Once a mortuary that held the remains of Buffalo Bill, this Denver hotspot is now a death-fixated restaurant.

A small man-controlled waterfall powers an Art Nouveau elevator and is accessed via narrow gauge, solar-powered tramway.

Ruins of a German castle on top of a towering stone pillar.

These stark white cliffs were spat up by the sea and are slowly being retaken by it.

This giant geoglyph of mysterious origins is now the site of neo-pagan rituals.

This tiny alleyway is now a shrine to a subculture riot between the mods and rockers.

A private selection of curiosities, carefully curated by a young Brighton local.

The rotting skeleton of a shoreside fun fair that was destroyed by fire and storms still haunts the Brighton ocean view.

Regency-era excess on the English Coast.

The atmospheric road was never meant to be so creepy.

The ruins of this medieval castle in Northern Ireland have inspired artists from C.S. Lewis to Led Zeppelin.

Northern Ireland's Brobdingnagian stepping stones.

This Neolithic passage tomb forms part of a World Heritage Site.

An ancient neolithic tomb that only sees the sun twice a year.

The ancient tomb acts as a calendar that keeps perfect time.