You can get a command block in your Minecraft Java or Bedrock world using cheats and a special chat command.

SB737 plays Minecraft when it turns into just a single lava block. Trump, Pulte Threats Fuel $19.5 Billion Homebuilders Rout ...

You can teleport almost anywhere in Minecraft using the "/tp" command, but you'll need to enable cheats in your world first.

I spent countless hours rebuilding the End block by block in Minecraft Hardcore. This might be my craziest project yet.