The blue world Swamp Thing first finds himself on after being exiled from The Green. The planet is never given a name, however, the issue it is featured in is called "My Blue Heaven".

Blue Valley, Nebraska, is the hometown of Wally West, Kid Flash I and Flash III.

High School located in Blue Valley town.

Boca Caliente was an island nation which was taken over by AIM and used as their headquarters.

Bodega Bay is a town and census-designated place in Sonoma County, California, United States.

The Bodega Bay Inn is a hotel at the California coast in Scarab Hill.

Planet in the Suzuki system, it was the original core planet of the empire of Lady Styx in the 31st century,

A personal free range bodymodding facility utilized by Mojo's henchwoman Spiral. Often used to conduct any manner of physiological, genetic, bionic and/or surgical augmentation practices for fun and profit.

Home of the witch Horribella in Fairyland.

The capital city of Colombia, South America.

It is the capital and most populous city of the U.S. state of Idaho and is the county seat of Ada County.

Prison in Brazil.

Bolamoira is a jungle area in South America.

Country located in South America.

A city in Italy.

Planet in Green Lantern sector 674.

Sethe and the Rot's stronghold within the Deadlands of the United States.

A small town in Washington named after the lake of the same name which serves as a portal to the Dead Space and the Monster Planet itself.

Underlands of the Red.

An amusement park located on the Caribbean island of Playa Tranquila.

A city in the German state of North Rhine-Westphalia.

Bora-Buru is a region in Africa within the Marvel Universe. It is the location of the fight between Giant Man and the alien Colossus.

A desolate wasteland of bogs and plains which serves as a buffer state between the barbaric North and the civilized kingdoms to the South.

The third-largest island in the world.

Country located in the south of Europe. Was a part of the former Yugoslavia.

The Bosphorus is a strait that forms part of the boundary between Europe and Asia. The Bosphorus, the Sea of Marmara, and the Dardanelles strait to the southwest together form the Turkish Straits. The world's narrowest strait used for international navigation, the Bosporus connects the Black Sea with the Sea of Marmara.

A small fictional Marvel nation in South America.

A restaurant in Craw County, Alabama.

Land in Hyboria between Aquilonia and the Pictish Wilderness.

The city of Boston, Massachusetts is the unofficial "Capital of New England" and one of America's largest and oldest cities.

A Southern African nation.

A small city in Nevada and the home of Geiger.

The Bouldeston Institution is an institution in California for mentally troubled children and teenagers.

The zone in the new America where they grow food.

An abandoned military research facility in Colorado repurposed by B.P.R.D. into their new headquarters.

Bureau's original base of operations located in Fairfield, Connecticut.

Homeworld of several Legion of Super-Heroes members with magnetic powers. Braal has a strong magnetic field that let its inhabitants evolve their powers of magnetism.