Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

This claimant to the title of "smallest church in the 48 states" doubles as an equally tiny, quasi-post office.

Outsider art meets paleontology at this roadside reptile repository.

A sacred site for Native Americans surveyed by George Washington and owned by both King George III and Thomas Jefferson.

Remnants of a storybook amusement park hidden behind a strip mall.

The Decoy Capital of the World.

Once America's tallest structure, now a Baltimore landmark.

A 200-year-old bar with a cheeky name claims to have served Edgar Allan Poe his final drink.

The land is home to swimming ponies and a legendary 18th-century treasure.

A museum dedicated to exhibiting remarkable outsider art.

The trials and tribulations of marking Poe's grave.

These lush botanical gardens employ the most purrfect pest control force.

The first of Lancaster's "rural cemeteries."

What looks like a simple quaint estate in rural Pennsylvania was in the 18th century home to a small monastic community.

A local prank turned town icon.

Ant sculptures march up the side of what used to be an iconic spot in punk rock lore.

This palatial botanical garden is home to one of the largest pipe organs ever installed in a private residence, and a piece of Wood's cycad.

The oldest farmer's market in America is so ancient it was approved by the King of England.

An indoor miniature village and labor of love for Laurence Geiringer, a model railroad enthusiast.

A failed piece of Orientalism has become the proud symbol of a community.

In which a local geological marvel becomes a quaint roadside attraction.

These tourist trap caverns are said to be the former home of a legendary Pennsylvania Hermit.

A restored Pittsburgh house of God has been converted to a marvelous house of suds.

Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.