One of the 12 houses in the Gemworld, ruled by Lord Aquamarine.

A hideout of the Royal Flush Gang in the Mojave Desert in California.

One of the 12 houses in the Gemworld.

One of the 12 houses in the Gemworld.

One of the 12 houses in the Gemworld, ruled by Lord Moonstone.

House of Night.

One of the 12 houses in the Gemworld.

Headquaters of the Centum.

One of the twelve houses in the Gemworld.

Also called the Citadel of Sapphire, its one of the 12 houses in the Gemworld.

One of the 12 houses in the Gemworld, home of Lord Sardonyx.

The headquarters of the Secret Six

Chicago chapter house in the Order of St. George.

One of the 12 houses in the Gemworld.

Houston is the largest city in Texas and the fourth-largest city in the United States. It is a major business and energy production city

Home of the Howletts.

Gambling city in Nevada. Closest urban center to the Vortex. Place of residence for King Tiger and his associates.

River in China.

Notoriously corrupt city and home of The Question.

A large saltwater bay located in northeastern Canada

Hudson Nuclear Power Plant is where Ronald Raymond became Firestorm.

A fictional University located in New York, in the DCU.

Ranch owned by Bill Hugson located in California.

A railroad stop near Hugson's Ranch. The shed there is bare except for an old wooden bench.

This was an underground cave located beneath the New Mexico desert.

The last city free from Apocalypse's reign located two thousand feet below the irradiated zone of what was once Nevada.

In sector 2043

Province of China.

Central European country, member of the European Union. Budapest is its capital city.

The Hungry World is a place where only the insane can see. Declan Thomas of Dark Horse's Colder can pass between our world and the Hungry World as long as he is close to an Insane person.

Huntingdon is a market town in the Huntingdonshire district of Cambridgeshire, England.

Location in the Homeland inhabited by bears.