> ## Documentation Index
> Fetch the complete documentation index at: https://blockscout-ap-erc-8056-envs.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Main Menu: Network, Blockchain, and API Navigation

> Overview of Blockscout v2 UI top menu items including network switcher, blockchain data (transactions, blocks, batches, L1/L2), and API access.

## V2 UI

<Check>
  *The following views are taken from the* [*Optimism Blockscout instance*](https://optimism.blockscout.com/)*.*
</Check>

### Network Menu

Shows available Mainnet and Testnets.

<Frame caption="">
  <img src="https://mintcdn.com/blockscout-ap-erc-8056-envs/9qk8lWUc2ML14l8X/images/b5bc7695-image.jpeg?fit=max&auto=format&n=9qk8lWUc2ML14l8X&q=85&s=b09c9c391a54f4206be45a41858e8b6b" alt="" width="1410" height="960" data-path="images/b5bc7695-image.jpeg" />
</Frame>

### Blockchain Menu

Access transactions, blocks, batches and L1 \<-> L2 data.

<Frame caption="">
  <img src="https://mintcdn.com/blockscout-ap-erc-8056-envs/X0e6z3YuqwWjbfOJ/images/0c89331a-image.jpeg?fit=max&auto=format&n=X0e6z3YuqwWjbfOJ&q=85&s=7250fa7ab32f70296803930979c87a65" alt="" width="1504" height="1178" data-path="images/0c89331a-image.jpeg" />
</Frame>

### API Menu

Access API information including the REST API which serves the v2 UI.

<Frame caption="">
  <img src="https://mintcdn.com/blockscout-ap-erc-8056-envs/2CM9dVG90yyHoLtS/images/a54e0bff-image.jpeg?fit=max&auto=format&n=2CM9dVG90yyHoLtS&q=85&s=5d5f42b3e16047178a33f48ac7048ab6" alt="" width="1354" height="1004" data-path="images/a54e0bff-image.jpeg" />
</Frame>