Open Travel Guide
History of New Mexico

New Mexico History & Heritage Guide 2026

The history of New Mexico told through its places: sites worth the detour and the context they need.

New Mexico has 6+ historical sites covered in this guide, led by Chaco Culture National Historical Park, Taos Pueblo and Palace of the Governors. Each entry below includes the practical details — what it costs, when to go, and how to plan around it.

New Mexico is a southwestern US state of extraordinary diversity, where ancient Native American civilizations, Spanish colonial heritage, and 21st-century art communities converge against a backdrop of red desert mesas, soaring mountain ranges, and alabaster dune fields. The Land of Enchantment offers travelers the gypsum-white dunes of White Sands National Park, the dramatic cavern formations of Carlsbad Caverns, the UNESCO-listed cliff dwellings of Bandelier and Chaco, the living Taos Pueblo, and Santa Fe's world-class museums and galleries.

Historical timeline

Key moments that shaped New Mexico.

  1. 1

    Chaco Canyon reaches its peak as a regional ceremonial and trade center

    c. 900-1150
  2. 2

    Taos Pueblo constructed; inhabited continuously to the present day

    c. 1000-1150
  3. 3

    Francisco Vásquez de Coronado leads first major Spanish expedition through New Mexico

    1540
  4. 4

    Juan de Oñate establishes the first Spanish colony in New Mexico at San Gabriel

    1598
  5. 5

    Santa Fe founded as the capital of the Spanish province of Nuevo México

    1610
  6. 6

    Pueblo Revolt — Pueblo peoples, led by Popé, expel the Spanish from New Mexico for 12 years

    1680
  7. 7

    Spanish reconquest of New Mexico under Diego de Vargas

    1692
  8. 8

    Mexico achieves independence; New Mexico becomes part of the Republic of Mexico. Santa Fe Trail opens.

    1821
  9. 9

    US Army of the West occupies Santa Fe; New Mexico becomes a US territory after the Mexican-American War

    1846
  10. 10

    Lincoln County War; Billy the Kid becomes an outlaw legend

    1878-1881
  11. 11

    New Mexico becomes the 47th US state

    1912
  12. 12

    Manhattan Project at Los Alamos; Trinity atomic test on July 16, 1945 in the Jornada del Muerto desert

    1943-1945
  13. 13

    First atomic bomb tested at Trinity Site, White Sands (open to public twice yearly)

    1945

Historical sites

Places where New Mexico's past comes alive.