> For the complete documentation index, see [llms.txt](https://docs.re.al/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.re.al/services/bridges.md).

# Bridges

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Please note that this section is under active development.
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### What is a Bridge?

Bridges are a way to connect two different blockchains. They are a special type of smart contract that allows you to lock up tokens on one blockchain and mint the same amount of tokens on another blockchain. This is a very useful feature, as it allows you to transfer tokens between different blockchains. For example, you can transfer tokens from the Ethereum blockchain to the Arbitrum blockchain.