"Sesame Street Unpaved" was a collection of 67 episodes Noggin ran for a few years (1999-2003 if I am not mistaken) which ranged from the very first episode through the last episode of the 1988-1989 season, with at least one episode from each "season" (and in at least one case, as many as eight). Here's a brief rundown:
1969-1970
#1, #8, #43, #54, #83
1970-1971
#131, #158, #162, #198
1971-1972
#276
(First appearance of David, Maria, Luis, Mr. Snuffleupagus, and short-lived characters Tom, Rafael and Molly The Mail Lady)
#355
1972-1973
#406 (Harold "Hal" Miller replaces Matt Robinson as Gordon)
#514 (Stevie Wonder guest appearance)
1973-1974
#536
1974-1975
#666 (Roscoe Orman's first appearance as Gordon)
1975-1976
#796
#871
1976-1977
#926, #1037, #1041
1977-1978
#1056
#1090, #1091, #1092, #1093, #1094, #1095 (Trip to Hawaii)
1978-1979
#1186
1979-1980
#1316 (Trip to Puerto Rico)
#1364, #1396 (Both feature C3PO and R2D2 of "Star Wars")
1980-1981
#1446, #1563, #1575
1981-1982
#1576
1982-1983
#1706, #1707, #1708, #1709, #1710 (Big Bird Goes To Camp)
#1736, #1740, #1800
1983-1984
#1836
#1839 (Death Of Mr. Hooper)
#1933
1984-1985
#2040, #2059, #2073
1985-1986
#2096 (Mr. Snuffleupagus first seen other than by Big Bird)
#2122, #2123, #2124, #2125 (All episodes pertaining to Gordon and Susan's adoption of Miles)
#2208
1986-1987
#2226 (Miles' first birthday)
#2257, #2269, #2293
1987-1988
#2356, #2358
#2404 (Maria and Luis fall in love)
#2485 (Maria and Luis's wedding)
1988-1989
#2486 (Maria and Luis's honeymoon)
#2558, #2574 (Maria is pregnant)
#2615 (Birth of Gabriela)