I like Ada. Pretty readable. But then again I cut my teeth on Cobol, Foxpro, and now C#, so I went progressively less-readable.
LOL - You'd think it'd be the other way.
I started on TPW 1.5 [i.e TP 7 w/ geared for Windows], moved to Delphi 5, then started college where we did C, Java/C++, upon graduation I did PHP and a little C# for employment — I picked up Ada doing hobby stuff at the end of college, after the Languages course introduced me and, well, I love the design concerns of readability and maintainability.
During the employment stint I did doing PHP I quickly came to miss a lot of Ada features:
I'm kinda interested in learning COBOL, not for general-programming but in case I get a job having to deal w/ reports. (IIUC COBOL is unmatched for such processing.)