Kowloon Walled City is the most densely populated places on Planet
Kowloon Walled City in Hong Kong had the highest population density of humans. City’s total area was 6.5 acres —- whilst 33,000 to 50,000 people lived within its walls. In the 1950s the city turned a haven for crime and drugs and at the end of the decade was literally taken over by organized crime syndicate called Triads

A retirement community rife with scandal and STDs
The Villages, is the largest gated retirement community in the world.
Nearly 100,000 people over age 55 live there. It boasts more golf carts than cars. Outdoor sex is rampant and the city has seen a rapid rise in sexually transmitted diseases .
Recently, the city was in the news
when Peggy Klemm, 68, was caught having sex with her 49-year-old lover, David Bobilya, in a public square.

Every inch of this slum city is filled with trash
The city of Cairo is a filthy mess. 60,000 people live there. Zabbaleen (or “garbage people”), pick trash in a door-to-door service, and via donkey carts take it to their homes. 90 percent of the garbage is recycled, which is four times the amount Western recycling companies produce.
Get more on Manshiyat Nasser, view the 2009 documentary Garbage Dreams:

The upstate New York town that talks to the dead
Lily Dale holds the largest spiritualist community in the world. Nearly 25,000 visitors come here for classes, workshops, public church services, mediumship demonstrations, lectures, and private appointments with mediums. Lily Dale Spiritualist Assembly, is one of the active groups there who claim they can pass on messages of people who’re dead to their relatives, friends who are alive.

The town in Japan where everyone wears a gas mask
A deadly eruption occurred at Mt. Oyama an active volcano on the island of Miyake-jima (110 miles south of Tokyo) in the year 2000. From then on, the 2800 inhabitants of Miyake-jima carry a mask with them at all times. They are warned of increase in noxious gas via sirens.

A place in California that is completely off the grid
Dubbed “The Last Free Place In America” Slab City (“The Slabs”) is a campsite whose main inhabitants include RV users and squatters from across America. Slab City has a slew of concrete slabs scattered all over the region. Mostly poor people living on government subsidies (SSI, Social Security and Social Security Disability) reside here.

A bustling underground town is also the opal capital of the world
Coober Pedy is located in the Australian outback nearly 846 kilometers north of Adelaide. In 1915 opal was discovered from the area, and since then people have been flocking here. As temperatures in the desert can reach 125 degrees Fahrenheit people live in caves bored into the hillsides (“dugouts”). You’ll find here underground churches, stores, and of course a one-of-a-kind 4-star luxury property, the Desert Cave Hotel,
embellished with mining display and opal gallery.

The picturesque Moroccan town that’s painted blue
Chefchaouen is a beautiful town in northeastern Morocco. The city is laid against the fascinating backdrop of the Rif mountains and all its streets and buildings are painted in a magnificent blue hue.
Chefchaouen is a hub of hashish production in Morocco.

The town where the dead outnumber the living
Colma, CA is the smallest city in San Mateo county. It holds 17 cemeteries and as of 2010 was inhabited by nearly “1,800 above ground residents … and 1.5 million underground.” Owing to the bizarre living-to-dead ratio the city has been dubbed the “City of Souls,” and “City of the Silent.”