Secrets of DC: Underground and Hidden History of Museums and Capitol Hill

Explore the secrets of DC’s underground realm and uncover the city’s hidden symbols beneath its iconic monuments. Come along on a thrilling adventure through DC’s historic district and discover the spots only a few ever get to see.

Join the Underground and Hidden History of Museums and Capitol Hill Walking Tour to dig into the untold stories that shape the Nation’s Capital and unravel the hidden history that’s buried beneath the grandeur of its landmarks.

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Secrets of DC: Underground and Hidden History of Museums and Capitol Hill

The Underground and Hidden History of Museums and Capitol Hill tour takes you on an epic 2-mile stroll between towering monuments, timeless memorials, world-class museums, and artistic sculptures that trace the story of the nation. From hidden gems beneath grand monuments to little-known facts about the city’s dazzling evolution, you’ll peel back layers of history you didn’t know existed. Expect to uncover secret underground passages, see hidden symbols cleverly embedded in the city’s design, and hear tales that would make even the most seasoned history buff do a double-take. Book the Secrets of DC: Underground and Hidden History of Museums and Capitol Hill today to dive deep into the mysteries and whimsical charm of DC.

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Meeting location: The Smithsonian Castle (998 Jefferson Dr SW.) next to the Professor Joseph Henry Statue.

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Starting Time: 3PM

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Pet Policy: Pets are welcomed!

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Alcohol Policy: No Drinking Permitted

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Adults Only: No

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Where to Meet, Park, and Directions

Please meet your guide in front of The Smithsonian Castle (998 Jefferson Dr SW.) next to the Professor Joseph Henry Statue.

Sirius USA Today Huffington Post Country Living INC Travel Featured on KAYAK! Guides Inside Edition CBS MTV Fox Business New York Post Smithsonian Wall Street Journal Yahoo Boston Globe
Sirius USA Today Huffington Post Country Living INC Travel Featured on KAYAK! Guides Inside Edition CBS MTV Fox Business New York Post Smithsonian Wall Street Journal Yahoo Boston Globe

Abigail Lowder

Five Stars

Had an absolutely lovely time on my ghost tour led by John! Such a fun way to learn some history and see some famous landmarks. John went above and be...

02.08.25

Elliot Crookes

Five Stars

Great tour! John our guide was energetic, brilliant at setting the scene and fantastic at sorry telling. Definitely recommend if your in DC and like g...

02.07.25

Susan Pursell

Five Stars

Doug was very knowledgeable and friendly, his tour was wonderful I even think I got a green orb in front of a third floor window!

02.02.25

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Where You'll Go

Ad Astra Statue

Walk the path of cosmic discovery in the heart of Washington, DC, and explore the iconic 100-foot-tall Ad Astra sculpture just outside the National Air and Space Museum! Join us today to learn how this abstract beauty ties into DC’s grand narrative of exploration, innovation, and adventurous spirit.

US Grant Monument

Discover the hidden significance of the U.S. Grant Monument and hear tales of bravery and triumph that echo through time. See how Grant’s towering tribute stands sentinel over the Reflecting Pool, a silent witness to both grand victories and pivotal moments that shaped the nation and continue to inspire awe and admiration.

Smithsonian Castle

Although it might look like just another quaint relic in the historic district of DC, the Smithsonian Castle isn’t just a charming red sandstone building—it’s the birthplace of a knowledge empire and a cornerstone of American heritage! Follow our next Secrets of DC tour to hear the riveting tales of how this Gothic gem transitioned from a lone sentinel on the edge of the city to the grand anchor of the National Mall, where it stands as a beacon of learning and discovery.

What is the Secrets of DC: Underground and Hidden History of Museums and Capitol Hill Tour about?

For a city that was meticulously planned to symbolize the burgeoning American democracy and its global ambitions, Washington, DC, has plenty of secrets lurking beneath its polished exterior. While its stately dome and grand architecture are well-known, the underground labyrinth of tunnels and hidden chambers beneath the Capitol reveal a different side of its history. The Secrets of DC: Underground and Hidden History of Museums and Capitol Hill tour is your backstage pass to this shadowy side of the nation’s capital, where forgotten stories and hidden symbols come to life. 

 

Prepare to uncover tales of secrets whispered in the corridors of power and learn more about the unsung heroes who shaped the city’s destiny long before the marble monuments ever rose. As you navigate the historic streets, you’ll get a rare glimpse into the everyday lives of those who walked these streets and left their mark on the city’s evolution. Whether you’re a history buff, a curious traveler, or someone who loves a good mystery, you’ll find yourself transported back in time with each step. 

 

Come with us to the Summerhouse Historical Landmark, where you’ll find out how Olmsted’s artistic vision turned a simple water fountain into a stylish sanctuary for weary Capitol visitors. See and hear the stories behind the iconic Neptune Fountain, a grand aquatic masterpiece that channels the spirit of ancient Rome and embodies the hustle and bustle of modern DC. Along the way, you’ll pay your respects at the Peace Monument, a solemn tribute to naval heroes draped in allegorical splendor, honoring the courage and bravery of those who safeguarded our nation’s freedom. 

 

Don’t just see the sights—experience the hidden heart of the nation’s capital and its most notable stories. Book your spot on the Secrets of DC tour today and get ready to unlock the city’s mysteries one landmark at a time.

Reasons to Take the Secrets of DC: Underground and Hidden History of Museums and Capitol Hill Tour

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You Want to Experience the Lasting Legacies of Influential Figures in America

America’s history isn’t just written in textbooks—it’s etched into the very streets and monuments of Washington, DC. ... When you book our Secrets of DC tour, you’ll hear about the presidents who grappled with the growing pains of a fledgling republic and the rebels who stirred up trouble right on the very grounds where our democracy took root. Hear the lowdown on Jefferson’s grand ideas that set the stage for our nation and Lincoln’s bold moves that turned the tide during a turbulent era. Our tour guides walk you through the good, the bad, and the downright scandalous moments that shaped the nation.

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You Want to Walk through Historically Significant Locations Within DC

You can’t talk about the epic saga of democracy and revolution without strolling through the very places in the city where ... it all happened. Over the centuries, the city has evolved from a carefully planned settlement into a bustling metropolis, serving as the epicenter of American political power and a critical player on the world stage. Walk through the hallowed grounds where laws were crafted, scandals erupted, and history was made—sometimes in dramatic, jaw-dropping fashion.

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You Want to Explore the Stories behind DC’s Famous Monuments and Memorial

For those craving a behind-the-scenes look at the stories carved into DC’s iconic structures, our Secrets of DC: Undergroun ... d and Hidden History of Museums and Capitol Hill Tour covers it all. Why did the Lincoln Memorial get its grand columns, and what’s the real scoop behind the Washington Monument’s obelisk? Each monument you’ll visit tells a story that goes beyond what’s inscribed on its plaques, revealing the quirky and sometimes surprising details behind their creation.

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You Want to Discover the Underground Passages and Secret Chambers Beneath the U.S. Capitol

Nearly every corner of the historic district of Washington, DC, holds a hidden secret, and the U.S. Capitol is no exception. ... Book a tour with us today to uncover the thrilling underbelly of the Capitol that few ever get to see and walk in the footsteps of the power brokers of yesteryear! Beneath the grandeur of the Capitol lies a maze of tunnels and chambers where deals were made, secrets were kept, and maybe even a few skeletons are still hidden.

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You Want to Know What Makes Capitol Hill the Power Hub of America

Capitol Hill is more than just a neighborhood; it’s the beating heart of American politics and ground zero for the biggest ... twists in the American saga. Discover what makes this area the stage for some of the most dramatic moments in American history as you stroll through the streets where lawmakers clashed, debates turned heated, and more than a few backroom deals went down. There’s a reason why this place has been at the center of power for centuries—join us today to step into the story and find out for yourself.

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