This extraordinary model train layout covers over 1,700 square feet, with multiple trains running simultaneously.

The grounds of former plantations where abolitionist Harriet Tubman spent her youth enslaved are now a museum to her incredible life.

A sacred collection of indigenous rock art.

Explore more than 175 years of saxophone history.

An unpaid bill, a stolen stone, and a famous fashion designer rest peacefully alongside a heroine of Highlands history.

A trompe-l'oeil statue honoring the first guide dog in North America.

Walk the whole Mississippi River!

An ingenious way to immortalize the inventor of universal time.

Collection of scores of race cars from the 1900s to recent lovingly maintained and displayed.

The Guinness Record holder as the "tallest cinema in the world" is a building with screens in almost every one of its 12 floors

A gift to the children of Boston, this bronze bear represents playfulness, a spirit of love, and the warmth of big hugs.

A eight-foot-tall statue resides in the heart of Pennsylvania anthracite coal country.

Dedicated to the neverending mathematical constant, this plaque next to a park bench was sponsored by an anonymous benefactor.

The oldest skyscraper of Europe now stands dwarfed by the surrounding structures.

The site where nine miners were trapped underground for over 77 hours in 2002.

A spring purported to have healing properties lies just outside Scotland's capital.

A wrecked ship dating back to the American Revolution was only recently discovered off the Delaware coast.

A comprehensive collection of toy and model trains, largely from the mid-20th century.

Sip colonial-era cocktails at this monthly recreation of a 1740 watering hole.

The castle that provided the setting for much of 'Monty Python and the Holy Grail' is now a pilgrimage site for fans.

A discarded umbrella stand from a women's prison is an object of pride at a library that is dedicated to women's culture and achievements.

A huge railroad museum with over 100 pieces of rolling stock focusing on the railroad history of Pennsylvania.

The train collection of an eccentric New England seafood mogul is now a National Historical Site.

This ruined castle is said to be the legendary keep of a Viking princess.