Dhaka is the largest and most densely populated city in Bangladesh.
More than 19.5 million people live within 300 kilometers — about 186 miles.
That's 23,234 people per square kilometer, which is just over half a square mile.
There never seems to be enough space for everyone.
next slide will load in 15 secondsSkip AdSkip AdRickshaws outnumber cars in Dhaka and are an important source of income and transportation for the poor.
In 2011, there were an estimated 1 million tricycle rickshaws in Dhaka and nearly half of all road accidents involve them, reported Reuters.
However, most people take the train to commute in and out of the city.
There are no seats inside the trains and many commuters risk hanging off the side or climb 12 feet to sit on the roof of the train.
Documentarian Yousef Tushar spent a day at a Dhaka train station and said around 2,000 men, women, and children climb onto a train's roof at a time, reported the Daily Mail.
next slide will load in 15 secondsSkip AdSkip AdSome people use ladders to get onto the trains, some climb using the windows as leverage, and some get hoisted up by other riders.
It's hard to find space for yourself.
Many people in Dhaka work in the booming garment industry.
But the industry's workers are paid poorly and lack basic protections.
The garment industry was a lifeline in Bangladesh that once employed an estimated 10 million locals.
next slide will load in 15 secondsSkip AdSkip AdBut hundreds of small clothing factories have closed or cut workers after an elimination of global textile quotas in 2005.
In 2013, a garment factory collapsed, killing hundreds of workers. Mourners gathered for a mass burial in Dhaka.
After garments, shrimp is is the second largest export in the country, earning about $400 million a year and constituting 8% of Bangladesh's total exports.
In fact, much of life in Dhaka revolves around the water.
Locals rely on the Buriganga river, which is heavily polluted with human and factory waste.
next slide will load in 15 secondsSkip AdSkip AdNonetheless, it's a part of daily life.
They wash clothes in it ...
Some people swim in the river ...
.. and some collect sand.
next slide will load in 15 secondsSkip AdSkip AdMany cobble together ways to make money outside of the river, too.
People in the slums of Dhaka will create cakes of cow dung to use as a source of fuel for cooking, or to sell to markets.
Workers in Dhaka are legally supposed to be 15 years old or older.
In 2013, there were 21.5 million workers in the city between the ages of 15 and 29.
However, many young workers start before the age of 15.
next slide will load in 15 secondsSkip AdSkip AdLocal children will collect things to sell at the markets, like hyacinth flowers from a swamp ...
... or plastic waste from the river.
The markets in Dhaka are a huge part of life.
They see thousands of customers daily.
Vendors will pull up in boats along the Buriganga river to wait on the riverbank for potential buyers of goods like jackfruits.
next slide will load in 15 secondsSkip AdSkip AdThey sell everything from used bottles ...
... to produce like onions.
Some vendors walk along train tracks selling goods.
next slide will load in 15 secondsSkip AdSkip AdLower-grade cattle hides are sold at local markets.
While premium cattle hides are typically produced for export.
Vendors camp out all day to sell their wares ...
... catching some rest where they can find it.
The currency used in Dhaka is the Bangladeshi Taka (BDT).
next slide will load in 15 secondsSkip AdSkip AdCurrently, $1 equates to about 84.34 BDT.
As of November 2018, the minimum wage in Dhaka is 5,300 BDT per month.
But that's for garment workers, not for people scraping by without regular employment.
Non-garment laborers work in any condition....
next slide will load in 15 secondsSkip AdSkip Ad...and are given subsidized foods like rice.
In the world's most crowded city, nothing is easy.