Start on Varkala's cliff walk above the beach: juice stalls, yoga shalas and the staircase down to the sand; two unhurried hours, swimming only in flagged areas. Thiruvananthapuram guide →
Drive the 45 km coast road after lunch; Kovalam's Lighthouse Beach climb is worth the steps late afternoon, and the third beach keeps the quietest sand.
It books easily as a day trip from Kollam or Trivandrum stays — add a toddy-shop lunch at the Kollam backwater edge if you leave by nine.
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