You're going down

Sarah Keller gives us anTuesday with three titles linked by one word.

After 29-Down, a movie starring Diane Lane - "thetuscansun"
After 29-Down, a James Grippando thriller - "coverofdarkness"
After 29-Down, A Drifter's hit - "theboardwalk"
29-Down - "under"

Things I should know by now:
Author of "The Clan of the Cave Bear" - Jean Auel, the story is about wild child Ayla.
Bibi Osterwald - TV actress
Samovar - metal urn


Our google adventure today finds the top 10 longest river of Switzerland. Aar always comes up anyways:

1. Rhine - 375 km
2. Aar - 295 km
3. Rhône River - 264 km
4. Reuss River - 158 km
5. Linth / Limmat - 140 km
6. Saane/Sarine - 128 km
7. Thur - 125 km
8. Inn River - 104 km