Guess the 2di Challenge

[cockroachking]

I'd be shocked if it's not I-88.

Damn, you got it. I should have found something more mysterious. Your turn, cockroachking.

The crappy concrete and beautiful scenery was a dead giveaway for me.
Next up:

[ilpt4u]

I-24?

[wriddle082]

I-77

[cockroachking]

I-24 and I-77 are incorrect.

[JayhawkCO]

I-49?

[webny99]

I-81?

[Hunty2022]

I-64

[cockroachking]

I-49, I-81, and I-64 are all incorrect.

[SkyPesos]

I-99?

[MATraveler128]

I-79?

[paulthemapguy]

I-94

[SD Mapman]

I-70

[JayhawkCO]

I-26

[cockroachking]

Incorrect guesses:
24, 26, 49, 64, 70, 77, 79, 81, 94, 99

Region: Mid-Atlantic

[Hunty2022]

I-68

[cockroachking]

Incorrect guesses:
24, 26, 49, 64, 68, 70, 77, 79, 81, 94, 99

[webny99]

I think I found it... I-66

[wriddle082]

I think I found it... I-66

Well it's definitely VA.  I recognize that metal rail style anywhere.

[cockroachking]

I think I found it... I-66

I-66 it is!

[webny99]

Next up:

[US 89]

I-24?

[webny99]

Not I-24...

[SD Mapman]

I-70

[webny99]

Nor I-70...

[bing101]

I-84 Oregon?