The unique collection often goes unnoticed by visitors focused only on the archaeological objects.

The unique collection of gifts includes braids of human hair, a spoon, and a Virgin made of bread.

This one-window stand has been home to a giant vat of slowly simmering meats and an array of unique tacos for almost 50 years.

A jaw-dropping "megalibrary" that turns book-browsing into a geometric adventure.

66,000 pieces of art, donated by one of the world's richest men.

Frida Kahlo's childhood home, now a museum of her life and works.

The biggest solar telescope in the world helps reveal the secrets of our sun.

The state's only comprehensive museum dedicated to the mineral that defined its history and economy.

Giant telescope mirrors built in a spinning furnace under a college football stadium.

America's only nuclear missile silo open to the public.

A reproduction of earth's many biomes.

This 4,000-foot-diameter hole is touted as "the most well known, best preserved meteorite crater on Earth."

The fences outside some of South London's estates are made from recycled World War II stretchers.

One of the few remaining examples of 19th-century London’s attempt to clean up its reputation.

This marine reptile was discovered by one of the 19th century's greatest fossil hunters.

A unique tribute to the millions of animals who served and died for the British military.

On October 17, 1814, a 15-ft. wave of beer ran rampant through the streets of London.

This museum tucked below a charming cafe gives a brief snapshot of photographic history.

Public access to clean drinking water was an instant hit among the masses.

A musical composition 1000 years in length plays at the Trinity Buoy Wharf in London.

The John Snow Memorial marks the epicenter of London's 1854 cholera epidemic.

The monster at the center of the Darwin Center Spirit Collection.

Abstract dinosaur models in London.

An artistic tribute to the famous singer, just around the corner from where he was born.