The history of sea-faring refuse and disaster is on cramped display in this Netherlands folk museum.

A quaint museum nestled in a former hub of Irish moss harvesting.

Oldest church in the United States that is still in continuous use.

An ancient cemetery with some historic bodies underfoot.

Stumps of an Ice Age forest, visible only at low tide.

A futuristic climate change study is nestled deep within this public land.

The highest tides in the world come in and out here twice a day, allowing you to essentially walk along the ocean floor.

A very big rock just plopped down in the New England woods.

The world's only international cryptozoology museum is host to an unrivaled collection of mysterious objects.

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

A showcase of geologic history is home to one of the largest collection of lunar meteorites on Earth.

This narrow canyon has been carved by the river over thousands of years into spectacular and curious forms.

One New Hampshire alleyway has become home to a public gallery of feline art.

You feel like you're in a forest, but you're actually walking amidst the branches and trunks of a single giant tree.

A curious whirlpool formation supposedly capable of entangling or engulfing branches, tree trunks, or whole rafts full of hapless tourists.

These eerie outliers of the lightning bug family glow a mysterious blue color.

For two weeks every June, fireflies in the Smoky Mountains perform an astonishing light show.

The highest point in South Carolina was once owned by an energy company that neglected it but now the state is taking it back.

An annual celebration of the region's successful elk reintroduction program.

Hidden amid a collection of trails is the site of a tragic crash.

This vast kitty-themed collection illustrates the history of human-cat interaction.

The remains of the iconic train crash from the movie The Fugitive can still be found rusting along the Great Smoky Railroad.

An obscure waterfall that looks like something out of a fantasy novel.

A giant milk bottle from the 1930s beckons drivers to this diner.