Paris

Flickr/Castorp Republic

In Paris, Graffiti Gets a Welcome Sign

One of the city's districts has made street art a central part of its identity.

Flickr/colros

The Fun Is Real But the Beach Is Not

Urban beaches offer the pleasures of the seaside without the cost of getting there.

Flickr/brewbooks

Bookstore Protectionism: Where it Works, and How

In some places, governments consider independent bookstores a vital part of the urban fabric.

Shutterstock

9 Utterly Bizarre Museums

Voodoo, skulls, tattooed skin and more oddities from cities around the world.

Photo: Erin Churchill

Confessions of a Straphanger

Travel writer Taras Grescoe on the joys of public transportation.

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Building a Better Bus Stop

In Paris, a glimpse at what could be.

Courtesy of Flickr user ComùnicaTI under a Creative Commons license.

A Peep at 10 of the World's Most Popular Red Light Districts

Where urban morals, margins, and mainstream converge — under cover of a neon glow.

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Travel Advice of the Day: Head to Las Vegas, or Hanoi

Trip Advisor ranks the cheapest and most expensive vacation cities for Americans this summer.

YouTube

Clever Promo of the Day: A 'Prometheus'-Themed Paris Metro Station

Closed since World War II, Saint-Martin's platform is currently being used to promote the new film.

Centre Technique du Papier

This Armored Wallpaper Can Stop People from Stealing Your Wi-Fi

Researchers in Grenoble, France, have developed a wallpaper that blocks wireless internet signals from leaking out of your home.

REUTERS/Ki Price

A Brief History of Observation Towers

As London debuts its newest structural wonder, a tour of its counterparts around the world.

Reuters

Public Art Project of the Day: Pools of Colored Light in Paris

A new take on the Grand Palais.

REUTERS/Dinuka Liyanawatte

May Day Around the World

A look at how different cities spent International Labor Day.

The Hit and Miss Architecture of New Courthouses

A tour of emerging trends in courthouse design.

Reuters

In Paris, a Car Tries To Ride the Metro

Perhaps it wanted to go green.

Aedifica Architects

2012's Most Interesting Buildings So Far

Under-the-radar but exciting new buildings.

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Where the Global 1% Live Now

The most important cities for the ultra-rich, and what it might cost those places.

Shoebox Dwelling

A Full-Fledged Garden That Fits in Your Window

A creative pulley system allows apartment-dwellers to stretch their green thumb.

Flickr/rkirchne

Subway Platforms From Around the World

As iconic as anything above ground, these subway platforms leave riders with an added sense of the city they serve.