Life-size bronzes of the Grinch, Cat in the Hat, Yertle the Turtle, Sam-I-Am, and the Lorax—and the author himself.

A rainbow of kulfi and falooda flows from this Indian-style ice cream parlor.

An acoustic anomaly with a mysterious cause.

This natural spring not only claims to heal the wounded but it has also been willed to God.

At this Denver landmark, the meals are compulsory, the sopapillas are complimentary, and the insanity is everywhere.

The largest outdoor art gallery in the Northwest United States.

The world's largest man-made underground caverns offer unparalleled underwater wonders.

A notorious Route 66 eatery once frequented by Al Capone.

A natural gas leak provides a flickering flame beneath a waterfall.

This home is decked out like a psychedelic explosion of colors and bowling balls.

The Grand Canyon of Texas.

A stunning, two-tiered waterfall made famous by poets, artists and the legend of a ghost dog.

Why have you never heard of the second most popular tourist site in New York?

Paris' linguistic guide to the international language of, yes, love.

Thousands of migrating monarchs overwinter clustered amongst the eucalyptus trees.

This concrete sculpture features a woman opening her heart to showcase a beautiful fern.

12,000 sq. ft. museum tracing erotic art from antiquity to modern times.

Roman ruins top white travertine terraces formed by ancient hot springs.

This Michelin-starred restaurant sheds light on a rare period of cultural and culinary tolerance in Cordoba’s past.

The largest underground lake in Europe.

Ethereal alien hums and haunting whale songs emitting from...a giant sheet of vibrating metal?

An ancient cave system in Tennessee’s Appalachian foothills converted to a 1,200-person music venue.

A small sanctuary carved into the mountainside near the tallest point in continental Portugal.

A mailbox that saved a nature reserve.