On July 16th, 2009, Audi AG celebrated its 100th Anniversary of existence.

A century ago, automotive pioneer August Horch founded August Horch Automobilwerke GmbH in Zwickau, Germany.

Here is an assortment of pictures of various Audi models of past and present.

audi_august_horch_early_days

Audi 60, 1971.

Audi 100 Coupe S.

Audi 200 5T 1980.

Auto Union D-bang out.

audi_5_retro_cars

DKW F93 pop in.

Poster illustrating the strength of the wooden body DKW F7, 1939.

DKW Front Luxus Cabriolet F8 pop in.

audi_60_1971

Avtodrom Nyurburgrinrg, 1937.

Audi Torpedo bang out E, 1924 release.

Audi R15 TDI takes part in the 24-hour race of Le Mans

Audi Sport Quattro S1 Pikes Peak.

audi_100_coupe_s

The future four-coupe Audi A7.

audi_200_5t_1980

audi_200_avant

audi_auto_union_d-type

audi_dkw_f93

audi_dkw_front_f7_30men

audi_dkw_front_luxus_cabriolet_f8

audi_microcar_60s

audi_nsu_quickly_mopeds

audi_nurburgring_1937

audi_torpedo_type_e_1924

audi_wanderer_w24

audi_q7

audi_r8_spider

audi_r15_tdi_le_mans_24_hour_race

audi_sport_quattro_s1_pikes_peak

audi_a5_sportback

audi_a7

audi_tt_rs