Unusual adventures and hidden discoveries. Explore our 2018 trips now »
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Elfreth's Alley in Philadelphia.
Philadelphia, Pennsylvania

Elfreth's Alley

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.
39.9528, -75.1424
Sitting beneath the Singing Oak.
New Orleans, Louisiana

The Singing Oak

This New Orleans tree is filled with hidden chimes that produce a carefully tuned melody.
29.9859, -90.0902
Lafitte's Blacksmith Shop
New Orleans, Louisiana

Lafitte's Blacksmith Shop

The oldest structure used as a bar in the United States.
29.9606, -90.0639
Portraits of Napoleon decorate the bar named in his honour.
New Orleans, Louisiana

Napoleon House

A 200-year-old building in the French Quarter that was to be Napoleon's home in the New World.
29.9558, -90.0653
Musical Legends Park
New Orleans, Louisiana

Musical Legends Park

A small park on Bourbon Street features life-size bronze statues of New Orleans musicians.
29.9558, -90.0684
New Orleans, Louisiana

The Rosegate House

A typical "Old South" manor, once owned by author Anne Rice, served as the setting for several of her witchcraft sagas.
29.9288, -90.0801
The Tree of Life
New Orleans, Louisiana

The Tree of Life

This knobby, drooping New Orleans oak is a favorite place both for climbing and for meeting giraffes.
29.9236, -90.1314
The building stands almost exactly as it did 200 years ago, inside and out, with expansions for an upstairs cafe and restaurant
New Orleans, Louisiana

Jean Lafitte's Old Absinthe House

A 200-year-old bar in the historic French Quarter refuses to give up its place in history, nor its role in securing ours.
29.9554, -90.0684
Boulder, Colorado

NIST-F1 Cesium Fountain Atomic Clock

The clock that sets them all.
40.0107, -105.2772
Crystal River and Penny Hot Springs.
Carbondale, Colorado

Penny Hot Springs

A little-known hot spring haven right below the highway.
39.2318, -107.2272
Strawberry Field
Liverpool, England

Strawberry Field

The quiet field that inspired one of the most famous songs of all time.
53.3803, -2.8839
Church of St. Luke, Liverpool
Liverpool, England

Church of St. Luke, Liverpool

Gutted during the Liverpool Blitz, this architectural husk has been left destroyed in honor of the dead.
53.4017, -2.9750
Canterbury Cathedral
Canterbury, England

The Great Cloister and Chapter House of Canterbury Cathedral

One of England's most famous churches hides a pair of little known architectural treasures.
51.2798, 1.0828
Royal Gorge Bridge
Cañon City, Colorado

Royal Gorge Bridge

The highest bridge in America was built for an almost unnervingly small amount of money.
38.4621, -105.3245
Mine on Vindicator Valley Trail
Cripple Creek, Colorado

Vindicator Valley Trail

This Colorado hiking trail provides a small gold mine of abandoned gold mines.
38.7230, -105.1258
A tuberculosis hut converted into a visitor center at Rock Ledge Ranch
Colorado Springs, Colorado

Tuberculosis Huts

Small teepee-like houses built for TB patients have become sheds, studios, and bus stops around Colorado Springs.
38.9476, -104.8755
The tunnels all look slightly differiently
Washington, D.C.

Capitol Building Tunnel System

Members of Congress have traveled between the buildings on Capitol Hill for a century hidden from tourists, press, and storm clouds.
38.8922, -77.0080
An Architect of the Capitol employee laughs next to the flag elevator.
Washington, D.C.

Capitol Flag Elevator

The Flag Office elevator goes up and down, flying American flags in bulk "over the U.S. Capitol."
38.8902, -77.0094
Mount Denali
Denali National Park and Preserve, Alaska

Denali

The king of US high points towers over every other peak in North America.
63.7366, -148.8975
Potlatch Totem Park welcomes visitors from as far away as around the world, or next door
Ketchikan, Alaska

Potlatch Totem Park

One half of dueling educational centers dedicated to educating visitors on Tlingit history and culture.
55.4202, -131.7705
Saint Michael's Cathedral in Sitka, AK.
Sitka, Alaska

Saint Michael's Cathedral

The first Russian Orthodox church in North America and an Alaskan landmark.
57.0501, -135.3351
Approaching the Minecraft Death Star from the south
Washington, D.C.

Rayburn House Office Building

One critic described it as "middle Mussolini, early Ramses, and late Neiman-Marcus." Another called it an architectural "natural disaster."
38.8869, -77.0105
The Mosler safe under construction
Washington, D.C.

National Archives Vault

An atomic bomb-proof strongbox protects the U.S. Constitution from terrorists and thieves.
38.8924, -77.0227
Darth Vader grotesque on the northwest tower of the Washington National Cathedral.
Washington, D.C.

Darth Vader Grotesque at the Washington National Cathedral

The sci-fi villain is a little known inhabitant of the Washington National Cathedral.
38.9304, -77.0716