---
title: Sean's Notes | canal system
description: canal system | Sean Henri's personal blog with thoughts, ideas, observations, project updates, and updates on life in Connecticut.
---

[Sean's Notes Ideas, Observations, and Updates](https://www.seanhenri.com)

- [Latest Notes](https://www.seanhenri.com)
- [Resources Board](https://www.seanhenri.com/resources-board)

 ☼

- Light
- Dark
- System

Sean's Notes Navigation

✕

- [Latest Notes](https://www.seanhenri.com)
- [Resources Board](https://www.seanhenri.com/resources-board)

---

Notes

![Sean Henri](https://www.seanhenri.com/hs-fs/hubfs/Sean%20Henri.jpeg?width=40&height=40&name=Sean%20Henri.jpeg)

Sean Henri

 FILTERS

![Sean Henri](https://www.seanhenri.com/hs-fs/hubfs/Sean%20Henri.jpeg?width=40&height=40&name=Sean%20Henri.jpeg)

Sean Henri

Cheshire, CT

Documenting life as a father, marketer, agency owner, and guy who likes to explore a bit.

##### Collections

[All Entries](https://www.seanhenri.com)

- [Travel](https://www.seanhenri.com/tag/collection-travel)
- [AI](https://www.seanhenri.com/tag/collection-ai)
- [Kid Creations](https://www.seanhenri.com/tag/collection-kid-creations)
- [Work & Management](https://www.seanhenri.com/tag/collection-work-management)

##### Regions

- [Brittany, France](https://www.seanhenri.com/tag/region-brittany-france)
- [Connecticut](https://www.seanhenri.com/tag/region-connecticut)
- [Indiana Dunes](https://www.seanhenri.com/tag/region-indiana-dunes)
- [Iowa](https://www.seanhenri.com/tag/region-iowa)
- [Minnesota](https://www.seanhenri.com/tag/region-minnesota)
- [Normandy, France](https://www.seanhenri.com/tag/region-normandy-france)
- [Pennsylvania Wilds](https://www.seanhenri.com/tag/region-pennsylvania-wilds)
- [South Dakota](https://www.seanhenri.com/tag/region-south-dakota)

v.2.4.0 System Status: Online

## Recent Entries

A chronological index of recent observations, ideas, life stories, and other updates.

- 16
  
  MAR
  
  2009
  
  
  
  
  
  ## [The Tunnels of Derby](https://www.seanhenri.com/2009/03/the-tunnels-of-derby)
  
  I've long known about the series of tunnels lying underneath the downtown Derby area, but never had an opportunity to actually see it with my own...
  
  [READ ENTRY](https://www.seanhenri.com/2009/03/the-tunnels-of-derby)
  
  [![Placeholder](https://www.seanhenri.com/hubfs/raw_assets/public/terralog/images/placeholder-image.jpg)](https://www.seanhenri.com/2009/03/the-tunnels-of-derby)

## No posts found

Try adjusting your filters to see more results.

© 2026 Sean Henri. Website theme created by [Pepperland](https://www.pepperlandmarketing.com) and powered by HubSpot.

- [Latest Notes](https://www.seanhenri.com)
- [Resources Board](https://www.seanhenri.com/resources-board)