The Eagles are okay, but I like most these bands better (in no particular order):
60's --> Beatles, Kinks, Yardbirds, Animals, Hollies, Dave Clark 5, Cream, Traffic, Beach Boys, Byrds, Guess Who, Creedence Clearwater Revival, Doors, Four Seasons, Searchers, Jimi Hendrix, Mamas & Papas, Rolling Stones, Vanilla Fudge, Monkees, Ten Years After, Sonny & Cher, Steppenwolf, Blind Faith, CSNY (Crosby, Stills, Nash & Young), Moody Blues, Zombies, Who, Small Faces, Velvet Underground, Procol Harum, Chicago,
70's --> AC/DC, Pink Floyd, Led Zeppelin, Foghat, Uriah Heep, Thin Lizzy, Black Sabbath, Deep Purple, Humble Pie, Mott the Hoople, Faces, Boston, Heart, Blue Oyster Cult, Golden Earring, Fleetwood Mac, Bachman-Turner Overdrive, Badfinger, Quicksilver Messenger Service, T. Rex, Journey, Bad Company, Joe Walsh, Grand Funk Railroad, Talking Heads, King Crimson, Head East,
80's --> Metallica, Ozzy Osbourne,
90's --> Soundgarden, Nirvana, Candlebox, Alice in Chains, Pearl Jam, Presidents of the USA, Foo Fighters, Stone Temple Pilots, Collective Soul, Radiohead, Offspring, Breeders,
00's --> White Stripes, Queens of the Stone Age,
That's a start