I posted this in another section, but I thought it might be good for the low time group. If your interested in building time doing pipeline patrol or just want to see America from a different perspective, check out my video. I did pipeline for 5 years and used to get ask all the time by other pilots what was it like flying at 500ft all day. Here's the answer:
https://youtu.be/HAqo0B4Vs_k