Pick the right HOHO line: Blue for Gaudí, Red for Old Town/Waterfront, Green for seasonal coastal run.

Which line fits your plan? Here’s the quick picker.
| Your Focus | Choose |
|---|---|
| Gaudí Icons | Blue |
| Gothic + Marina | Red |
| Beaches + Forum | Green (seasonal) |
Tip: If unsure, start Blue for orientation, swap to Red after lunch.
Line choice shapes your day — pick based on icons.

このガイドは、バルセロナの hop‑on hop‑off をシンプルで柔軟、かつローカルな実用ヒントで満たすために作りました。
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