The land is full of geologic eye candy, such as otherworldly spires, mushroom-shaped hoodoos, and prehistoric fossils.

New Zealand's only running funicular railway.

The only Florida state park with publicly accessible caves.

A long spiraling walkway winds through the woods, and around a copper beech tree at the center.

A small, fascinating fire museum hidden in plain sight in an administrative building.

The ruins of the "20-year town" lay out among the mountains of Alberta.

The short-lived railroad town in central Oregon has been abandoned since the 1930s.

Obscure Freemasons still live in D.C.’s largest private residence.

These ancient sunken lanes were naturally tunneled into the soft ground by countless footsteps.

This lake in the Cascades lives up to its name, disappearing down a hole every spring.