At about 1.5 miles long, France’s Millau Viaduct is far from the world’s longest bridge—but it is the tallest.
Casey, Illinois, makes up for what it lacks in population size with Guinness World Records for really big stuff.
A farmer stumbled upon an underground passageway adorned with millions of shells in 1835. Nearly two centuries later, we still don't know who built it.
It's hard not to feel like the walls are closing in on you while walking down Spreuerhofstrasse in Reutlingen, Germany—the narrowest street in the world.
Attached to one of San Francisco’s Good Vibrations stores is a museum dedicated to the surprisingly long history of vibrators.