A breathtaking 19th-century trail overlooks Lake Tahoe.

A trail weaves through the verses of a poem illustrated by stone sculptures inspired by Native American pictographs.

Virgil's many-mouthed gateway to the underworld.

This jaw-dropping 19th-century bridge uses its reflection to form what appears to be a perfect circle.

A remnant of the last Ice Age, this lake is surrounded by fascinating rock formations.

This petite park lets visitors see and touch examples of fossilized dinosaur tracks.

Over 100 million years ago, beach-bound dinosaurs left permanent marks on San Antonio's landscape.

Search for traces of the dinosaurs that roamed here more than 90 million years ago.

A careful eye can find hundreds of dinosaur tracks running along the Connecticut River.

Tracks near this Texas nature site were once thought to support the Creationist belief that man and dino coexisted.

A historic freight system that found the true gold rush is in tourism.

A historic steam train meanders along one of the most scenic rail routes in Germany's Black Forest.

Giant works of art interspersed throughout meadows and woodlands offer a new discovery at every turn.

This century-old grotesque has a mysterious history and may not actually be a rabbit.

A sculpture of a salmon swimming through a brick building.

University City's quirkiest resident lives in a park named after its first.

Eighty million natural history specimens call this gargantuan museum home.

Nature's biggest mammal swims in landlocked Oklahoma.

A rare example of an ancient Japanese hill castle believed to be the fortress of a legendary demon.

This water goblin statue represents a 19th-century urban legend about a haunted canal that became a Japanese idiom.

Nestled in an unassuming residential area, this "forbidden forest" is rumored to spirit away those who dare to enter.

You thought Santa Claus didn't exist, but it turns out you were wrong.

More than 70 detailed dioramas—including some rather nontraditional ones—fill this charming museum.

A trading post in the North Pole where children send letters.