Hyperion, the world’s tallest tree, is a coast redwood in Northern California. It is hundreds of years old, stands 116m tall, and is estimated to contain 530 m^3 of wood. And did you know that fully half of the height of the Statue of Liberty is accounted for by the plinth she stands on?
Gaia Sky lets you explore our galaxy, the Milky Way. Gaia Sky is a real-time, 3D, astronomy visualisation software that runs on Windows, Linux and macOS.
https://zah.uni-heidelberg.de/institutes/ari/gaia/outreach/gaiasky/
This video recreates the classic “Powers of Ten” film, zooming out to larger and larger scales to the limits of our understanding of the universe, and then zooming in again, down to the smallest things we know about.
It’s an excellent way of illustrating relative magnitudes of distance. One gripe: it all happens a bit too quickly: try watching it at half speed.