Skip to main content
Domain Navigation
NHMLAC
Natural History Museums of LA County
NHM
Natural History Museum
Tar Pits
La Brea Tar Pits
Hart
William S. Hart Museum
Global
Calendar
In L.A.
Stories
Join & Give
SHOP
Members
Login
Search Bar
Close
NHM
LAC
Natural History Museums
of Los Angeles County
Calendar
Search
Close
Toggle Site Menu
NHMLAC Main navigation
Primary Navigation
About Us
Expand
About Us
Corporate Governance
Strategic Framework
Inclusion, Diversity, Equity & Access (IDEA)
Accessibility
Leadership & Board of Trustees
Research & Collections
Community Science
Visit Our Museums
Search
Members admission is always free
NHMLAC Main navigation
Primary Navigation
About Us
Expand
About Us
Corporate Governance
Strategic Framework
Inclusion, Diversity, Equity & Access (IDEA)
Accessibility
Leadership & Board of Trustees
Research & Collections
Community Science
Visit Our Museums
Global
Calendar
In L.A.
Stories
Join & Give
SHOP
Members
Login
Footer
About Us
Press & Filming
Terms of Use
Museum Store
Contact Us
Privacy Policy
Host an Event
Careers
Domain Navigation
NHMLAC
Natural History Museums of LA County
NHM
Natural History Museum
Tar Pits
La Brea Tar Pits
Hart
William S. Hart Museum
Breadcrumb
Stories
At Arm's Length
At Arm's Length
Understand deep time by plotting out the history of Earth along your arms!
Share:
Share page on facebook
Tweet this page
Watch video
To explore more about Deep Time and support the incredible research and education NHMLAC offers, visit
Dinosaur Ball 2023
.
Share:
Share page on facebook
Tweet this page