The massive, incredibly rare instrument is over 11 feet tall with a range so deep it goes lower than humans can hear.

Originally conceived as part of a proposed Arizona State Capitol building in the 1950s, this structure built in 2004 stands as a monument to the architect's legacy.

Every Christmas, one Arizona city makes the most of its dry climate by creating an arid desert tannenbaum.

An out of this world experience.

A towering bronze statue memorializes the founding father of postwar American conservatism.

A self-built castle made by a mysterious man.

A mysterious "wedding cake" castle in the middle of the urban desert.

In this small Phoenix taxidermy emporium, you can find everything from a squid in a jar to a freeze-dried toad.

The first permanent memorial to a unique secret weapon of World War II.

This bronze statue stands throughout the year and illustrates an urgent message about the environment.

The largest municipal cemetery in the United Kingdom and the second largest in Europe contains some of Manchester’s biggest characters.

Since 2017, the remains of Stretford's industrial past have been occupied by a collection of gnomes.

This massive memorial commemorates those who died in the Manchester Arena bombing.

Be on the lookout for the symbolic insect all over the city.

A hunk of prehistoric lava rests amid the Gothic architecture of a campus quad.

This tiny watering hole claims to have the smallest bar counter in Europe.

19th century museum with an eclectic mix of curiosities, from Egyptian artifacts to items on archery history to the skull of the world's oldest horse.

Dedicated to "the father of U.S. life insurance."

The mansion and cenotaph of the New Hampshire Faust.

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

One of the few brewers in the U.S. experimenting with hop-free beers.

This picturesque abandoned home is rumored to be a spite house.

A stone memorial erected for New Hampshire's only convicted witch.

An unassuming store hides relics of its former life as the jazz club that hosted some of the best black performers of the 1920s and '30s.