What is Amateur Radio ?
What can I do with it ?
What can it do for me ?

Here is an RSGB short video, with subtitles, to help.

You can do DXing, direction finding.
Communicate with Space, bounce signals off the moon, build your own radio equipment, communicate around the world, use satellites, experiment with Raspberry Pi’s, use your computer to interpret very weak radio data signals from around the world, speak to others from rare locations, make international friends, compete in contests, win awards, join a club, help teach others, share your own experiences, learn new technologies as they are being developed, use digital modes to communicate with voice, data or images, send and receive live TV images, build your own low powered transceiver, learn how to build facinating antennas from common materials, enjoy a sense of achievement.