Birthplace museums and heritage sites

Why is it that American, European and Asian heritage so fully embraces the concept of the birthplace?

Here are just a sample of birthplaces commemorated by heritage preservation listing, museums and other memorials:

Adlai_E._Stevenson_II

Ali_ibn_Abi_Talib

Alice Paul Birthplace

Amelia_Earhart_Birthplace

Beethoven Bonn Birthplace_House

Benjamin_Thompson_House-Count_Rumford_Birthplace

Benjamin_West_Birthplace

Birthplace of Isaac Newton

Birthplace of Orpheus

Birthplace_of_Alexander_VI

Birthplace_of_Former_Indian_Prime_minister_Manmohan_Singh

Birthplace_of_Patrick_Henry

Birthplace_of_Svetozar_Corovic

Broadheath, birthplace of Edward Elgar

Burns_Cottage

Captain_Cook

Charles_Dickens_Birthplace_Museum

Chopin

D._H._Lawrence_Birthplace_Museum

Davy_Crockett_Birthplace_State_Park

Dean John_Incent's House

Devanahalli_Fort#Tipu Sultan'ss_birthplace

Edward_Hopper_Birthplace_and_Boyhood_Home

Eisenhower_Birthplace_State_Historic_Site

Elgar

Elvis_Presley_Birthplace

Frank_Murphy_Birthplace

Gen._Sylvanus_Thayer_Birthplace House

George_Westinghouse,_Jr.,_Birthplace_and_Boyhood_Home

Gerald_R._Ford_Birthsite_and_Gardens

Gilbert_Stuart_Birthplace

Grover_Cleveland_Birthplace

Harry_S_Truman_Birthplace_State_Historic_Site

Henry David Thoreau Birthplace

Herbert_Hoover_National_Historic_Site

Hitler_birthplace_memorial_stone

Hitler's_birthplace

https://en.wikipedia.org/wiki/Br%C3%BChl_(Leipzig)#Wagner.27s_birthplace

https://en.wikipedia.org/wiki/John_Marshall_Birthplace_Park

https://en.wikipedia.org/wiki/John_Muir's_Birthplace

https://en.wikipedia.org/wiki/John_Sherman_Birthplace

https://en.wikipedia.org/wiki/Lyndon_B._Johnson_National_Historical_Park

https://en.wikipedia.org/wiki/Thomas_Alva_Edison_Birthplace

https://en.wikipedia.org/wiki/William_Howard_Taft_National_Historic_Site

James Ewell Brown "Jeb" Stuart

Jane Adams Birthplace

John of the Cross.

John_Adams_Birthplace

John_Adams_Birthplace

John_Quincy_Adams_Birthplace

John_Sherman_Birthplace

John_Trumbull_Birthplace

Joseph_Smith_Birthplace_Memorial

Juliette_Gordon_Low_Birthplace

Kamehameha_III's_Birthplace

Katherine_Mansfield_Birthplace

Liberty_Hyde_Bailey_Birthplace

Lumbini birthplace of Buddah

Mark_Twain_Birthplace_State_Historic_Site

Mayapur#Chaitanya's_birthplace_Yogapith

McKinley_Birthplace_Home_and_Research_Center

Motzart;s birthplace

Nathaniel_Hawthorne_Birthplace

National_McKinley_Birthplace_Memorial

Paul_Dresser_Birthplace

Pearl_S._Buck_Birthplace

Quaid-i-Azam

Richard_Nixon

Riley_Birthplace_and_Museum

Robert_Fulton_Birthplace

Robert_Ingersoll_Birthplace

Ronald_Reagan

Samuel_Huntington_Birthplace

Samuel_Johnson_Birthplace_Museum

Shakespeare's_Birthplace

Shri Krishna birthplace

Sri_Adikesava_Perumal_Temple_and_the_birthplace_of_Saint_Ramanuja

Stratford Hall Lee Birthplace

 Sukumar Azhikode

Theodore_Roosevelt_Birthplace_National_Historic_Site

Thomas_Alva_Edison_Birthplace

Walt_Whitman_Birthplace_State_Historic_Site

Walter_Reed_Birthplace

Whitney_Young_Birthplace_and_Museum

Will Rogers' Birthplace

Willa_Cather_Birthplace

Woodrow_Wilson_Presidential_Library

Wyatt Erp's Birthplace