ktknoll's User Profile - Atlas Obscura
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Washington, D.C.

Lincoln Book Tower

A three-story tower of books about Abraham Lincoln is one of the more unusual monuments to the president.
Washington, D.C.

Secret Entrance to the White House

The winding route passes through an enclosed alleyway, two tunnels, and leads to the White House basement.
Washington, D.C.

Foundry Branch Trolley Trestle Ruins

A derelict bit of transportation infrastructure hidden in the woods.
Washington, D.C.

Culture House

A historic neighborhood church is reborn as a psychedelic arts collective.
Washington, D.C.

The Mansion on O Street

With over 100 jam-packed rooms to explore plus elaborate tea services and events, the Mansion on O Street is a hidden treasure.
Barcelona, Spain

La Carbonería

One of the most photographed buildings in a city known for its Modernista architecture is an abandoned squat.
Barcelona, Spain

'Dona i Ocell' ('Woman and Bird')

This colorful statue welcomes visitors to a Barcelona park.
Barcelona, Spain

Bellesguard

One of Antoni Gaudí's least-visited works, an homage to Catalan patrimony that mixes neo-Gothic with Modernista forms.
Barcelona, Spain

Monasterio de Pedralbes

Occupied for six centuries by Franciscan Order nuns, this monastery is an amazing ode to Catalán Gothic architecture.
Barcelona, Spain

The Giants of Santa Maria del Pi

The oldest giants in Catalonia are now displayed in a 14th-century Gothic church.
Barcelona, Spain

Parc de l'Espanya Industrial

A former steam-powered mill from the 1800s is now an industrial park with a giant steel dragon slide.
Barcelona, Spain

Chocolate Museum

Gaze upon chocolate sculptures depicting everything from chariot races to Gaudí's famous church at this shrine to sweets.
Barcelona, Spain

Tibidabo

Mountain where Jesus was first tempted by the Devil.
Barcelona, Spain

Casa Vicens

Step inside the first house designed by Catalan architect Antoni Gaudí, considered to be one of the first Art Nouveau buildings.
Barcelona, Spain

Barcelona Erotic Museum

An unusual stroll through gentlemen's erotica demonstrates that pornography is timeless.
Lisbon, Portugal

Church Sagrado Coração

Tucked away inside this concrete building is a church and its grand display of brutalist architecture.
Lisbon, Portugal

Santíssima Trindade Church

This oddly shaped church resembles a rocket.
Porto, Portugal

Banco de Materiais (Bank of Materials)

Building owners can take out tiles for free at this repository for historic building materials.
Porto, Portugal

Jardim Botânico do Porto (Porto Botanical Garden)

A small but charming botanical garden that contains many exotic plant species.
Pinhal Novo, Portugal

Museum of Mechanical Music

This architectural beauty is the home to a personal collection of more than 600 examples of mechanical musical instruments.
Lisbon, Portugal

Calouste Gulbenkian Museum

One man's remarkable private collection of art from around the world.
Lazarim, Portugal

Lazarim Carnival Celebrations

One of the few places in Portugal where the Celtic ritual of wearing large wooden masks is still practiced.
Tomar, Portugal

Museu dos Fosforos

Europe's largest collection of matchbox designs is a fascinating exploration of the cultural history of the world.
Vila Nova de Gaia, Portugal

'Half Rabbit'

This giant sculpture made of trash is a critique of society's wastefulness.