hey, i'm making a list, it's not complete, 'cause i can't remember every single location, so if you know additional information, please post and i'll update this list.
Tomb Raider 1:
-Peru (vilcabamba, some tomb)
-Greece (tomb)
-Egypt (khamoon, tomb)
-Atlantis (lost island)
Tomb Raider 2:
-China (the great wall)
-Italy (venice)
-Tibet (foothills)
-Atlantic Ocean (offshore oil rig and sunken shipwreck)
Gold
-USA (Alaska-russian base -not sure-)
-USA (Vegas-bonus -not sure-)
Tomb Raider 3:
-India (jungle, temple, river ganges, caves)
-USA (nevada desert, prision, area51)
-South Pacific [somewhere, not sure where] (coastal village, crash site, gorge, temple)
-England (london - wharf, subway, underground, office)
-Antarctic (mines, lost city, cavern)
-England (london - all hallows)
Gold
-Scotland(castle)
-France (paris catacombs & zoo)
Tomb Raider 4:
-Cambodia (young, training)
-Egypt (Valley of the Kings, Karnak, Alexandria, Cairo, Giza)
-Egypt (King Tut's Tomb - the times level)
Tomb Raider 5:
-Rome (streets, colosseum)
-Russia (Coast, deepsea, submarine)
-Ireland (old place!?!)
-USA (new york - VCI Headquarters)
Tomb Raider 6:
-France
[-Paris (Back Streets, Random Apartment, Industrial Rooftops, Carvier's Apartment)
-Paris (Ghetto, Serpent Rouge, Graveyard, Hideout)
-Paris (Louvre Drains, Galleries, Dig, Tomb)
-Paris (Galleries, Von Croy's apartment)]
-Czech Republic (Prague Streets, crime scene, fortress, lab)
Tomb Raider 7:
-Bolivia (mountains, temple)
-Peru (paraiso streets, dig past, dig present)
-Japan (tokyo - good guy's building, bad guy's building)
-Ghana (temple)
-Kazakhstan (military complex, train chase, old facility)
-England (king arthur's tomb)
-Nepal (crash site in the mountains, temple)
Tomb Raider 8:
-Mexico (Chiapas)
*thanks to Treeble for the additional info
cheers