Climb inside an iron crystal magnified 165 billion times its normal size.

One of the only memorials dedicated to journalists who died in combat.

Memorials and tributes scattered across the university grounds remember a famous national tragedy of the Nixon era.

The sounds of the world's largest fully functioning pipe organ dazzle shoppers at a Philadelphia Macy's.

A tradition unlike any other, this marks the site of the annual Groundhog's Day tradition.

This eye-popping Icelandic crater lake is surrounded by red volcanic rock.

This beautiful, historic church looks like something out of a simpler past.

Iceland's largest geothermal mud pool is a little bit haunted and a little bit dangerous.

Walk in the footsteps of the gods and straddle two tectonic plates.

A bit of the Berlin Wall was gifted to the Icelandic capital to commemorate the 25th anniversary of German reunification.

An encyclopedic collection of mammal penises.

These unusual rooms on wheels are holdovers from the 1960s.

This Maryland farm is known for its amazing corn mazes and its 30-foot junkbots.

This lovely picnic spot featuring thunderous jet landings is an aircraft spotter’s dream.

This colonial tavern played host to George Washington, Thomas Jefferson, and other famous early Americans.

Built by the patriotic residents of Boonsboro in a single day.

A former mental hospital founded in the 1930s by a eugenicist who advocated for the forced sterilization of patients.

The oddly shaped, steam-spewing building is now an art studio and gallery.

This maze-like slot canyon is a unique gem within an already fascinating geological area.

Kentucky, Tennessee, and Virginia meet at this point in the Cumberland Gap.

A local scoured more than 1,000 acres for stone to create his masterpiece.

Unique tower has outlasted a takeover of the company.

This modern castle sat empty for decades before a fire inspired its builders to complete its luxury halls.

It took more than 20 years and a sharp eye for one man to assemble this quirky collection.