The Belfast Mural Collective is a group of local artists responsible for the creation of the "Mural of Brotherhood," a powerful symbol of peace and reconciliation in Belfast.

The "East Side Gallery" is a section of the Berlin Wall that was transformed into an open-air art gallery, featuring murals by artists from around the world.

Diego Rivera's murals at the National Palace in Mexico City are a powerful depiction of the events and struggles of the Mexican Revolution.

The Melbourne Mural Festival is an annual event that brings together local and international artists to create stunning murals throughout the city, transforming Melbourne's streets into a vibrant outdoor art gallery.

Pablo Picasso's "Guernica" mural, created in response to the bombing of the Basque town of Guernica during the Spanish Civil War, is a powerful and haunting depiction of the horrors of war.

Alejandro Obregón is a Colombian artist known for his powerful and thought-provoking murals that address social and political issues, such as poverty, inequality, and violence.

Milorad Bata Mihailovic, a Serbian artist, created the "Mural of the Century" in Belgrade, which depicts various historical events and figures from Serbian history.

Mural Arts Philadelphia is a non-profit organization dedicated to creating and maintaining a vibrant outdoor art gallery in Philadelphia, including the "Mural Mile" and other public art projects.

Judith Baca, a Chicana artist, is known for her contributions to the "Great Wall of Los Angeles," a series of murals that depict the history and culture of Los Angeles.

The "Festival de las Artes de San Miguel de Allende" is an annual festival that celebrates the arts and culture of San Miguel de Allende, including the city's renowned murals.

The "Mural of Unity" in Derry, Northern Ireland, was created by the Bogside Artists, a group of local artists who used art as a means of expressing their hopes for peace and reconciliation.

The "Festival de las Artes de Valparaíso" is an annual festival that celebrates the arts and culture of Valparaíso, including the city's renowned murals.

Diego Rivera, one of the most renowned Mexican muralists, created the "Mural of the Four Continents" in the Palacio de Bellas Artes in Mexico City.

José Fuster, a Cuban artist, is known for his colorful and intricate murals that adorn the streets of Havana.