Stroll through a wonderland of stupendous moss-covered trees.

Art deco landmark on the outskirts of Washington, D.C.

One day a year it is legal to jump off of this astoundingly tall bridge that spans an Appalachian gorge.

A tower devoted to — and modeled after — the Divine Comedy.

This historic, palatial theater is now one of the world’s most beautiful bookstores.

Pablo Neruda's custom-built lover's nest was made to remind him of the sea and named after his mistress' hair.

The last holdout of a pre-Civil War rebel who took the matter of slavery into his own hands.

A favorite of Amelia Earhart, ranking among those rare bridges that can be crossed without changing sides of the river.

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

This little-known collection holds everything from "Dracula" notes, to the manuscript of "Ulysses," to the forged works of Shakespeare.

A giant Troll lurks under one of Seattle's oldest bridges.

A walk through the historic city center, under the streets of Seattle.

100 massive sculptures in the Hudson River Valley.

World's first "penitentiary," meant to be humane, drove men insane.

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

A take-out restaurant that only serves cuisine from countries with which the United States is in conflict.

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

This church in Pittsburgh is home to the largest collection of religious relics in North America.

Found art has transformed this Pittsburgh neighborhood into a psychedelic dream.

There aren't too many operational funiculars around, but Pittsburgh has two!

Home to items never before seen by the public.

Fresh wooden posts have been added to ancient holes to recreate a primitive henge clock.

This titanic oil company sign is a reminder of the Americana boom of the 1970s and also its commoditization.

A chessmaster's dream destination.