The world's oldest rose is so tough it survived being bombed in World War II.

The largest single concentration of harmless garter snakes in the world is a writhing Canadian serpent orgy.

It was an experiment to prove that glacial boulders and rocks can be used in constructions and dwelling.

This lone tree and dramatic sandstone outcropping are so beloved by Michiganders they can be found on one of the state’s coins.

Live data is transmitted from the Atlantic coast to instantly recreate the ocean waves in this fountain at the NOAA headquarters.

Located just behind a quiet residential neighborhood, this is ground zero for the Salem witchcraft hysteria of 1692.

A dollhouse full of taxidermy rodents, each one handcrafted and given a sordid past.

A historic arena where the Beatles played their first concert in the U.S.

A hidden gem on the lawn of the U.S. Capitol Building designed by landscape architect Frederick Law Olmsted.

An unassuming, powerful monument north of the U.S. Capitol bears witness to the resilience of Japanese Americans during a time of grave injustice.

An easily overlooked memorial to a Ukrainian famine-genocide that killed over 4 million people.

The land is full of geologic eye candy, such as otherworldly spires, mushroom-shaped hoodoos, and prehistoric fossils.

More than 700 species live within this murky marvel of a swamp on California's coast.

An ancient octagonal weather station named for the eight Greek gods of wind.

A museum in rural Utah documents the history of the Japanese Americans who were forcibly relocated there.

This ancient goddess temple inspired the design of India’s Parliament House.

A little Lego easter egg is hidden underwater in the Boston Tea Party tableau at Miniland.

Narrowest house in Boston.

A retro walk through the history of the tube.

The thousands of shades on display — some toxic, others impossibly rare — are a library of more than just color.

The oldest Italian café in Boston, this spot also serves as a veritable museum of vintage coffee ephemera.

The history of the tea trade is told in bas-relief on this historic pair of Boston doors.

One of the now-less-hidden floral gems of the "Emerald Necklace."

The often-overlooked ruins of one of the first buildings designed by famous landscape architect Frederick Olmsted.