Libya sits under Do Not Travel advisories, so treat this as a paper itinerary: what Tripoli costs if it ever reopens. Almost everything worth seeing — the Roman arch, Ottoman souqs, the Corniche — is free, and a filling meal runs under 15 LYD.
Rome's only standing monument in Tripoli, the 165 AD marble arch sits sunken below street level at the Medina's harbour edge. Open ground, no gate, no ticket — visible day and night from the Bab al-Bahr quarter.
Tripoli's oldest mosque carries its prayer hall on recycled Roman columns hauled from Leptis Magna and Sabratha. Interior access depends entirely on the caretaker's mood, but the courtyard costs nothing to step into.
The 16th-century citadel above Martyrs' Square has kept its national museum shut since 2011, yet the outer ramparts, entrance ramps and courtyards remain open ground. Layered Spanish, Ottoman and Karamanli stonework, free to wander.
A strip of public rock and seawall below the Medina's northern wall where Tripoli families swim and cast lines. No entry fee and nothing to rent — just concrete steps, stray cats and the container cranes out on the horizon.
The Ottoman-era covered market spine running off Martyrs' Square, lined with copper beaters, spice sacks and gold windows under vaulted arcades. Browsing is free; loose dates, peanuts and roasted seeds go by the scoop.
Tripoli's cheapest hot-food strip: shawarma rolled in tannour bread, fried-fish sandwiches and bowls of shorba served from pavement counters. Most charge 5-9 LYD and keep the grills lit straight through the afternoon.
Sardines, sea bream and octopus come off tiled slabs beside the port while buyers shout down the price. Neighbouring grill shacks will cook whatever you pick for a few dinars, and watching the whole racket costs nothing.
The Turkish market's cafés fill after sunset with backgammon boards and sweet mint tea poured from arm's height over crushed peanuts. A glass runs 2-3 LYD and holds your seat for as long as you care to sit.
Built in 1834 by a naval officer, this is Tripoli's finest Ottoman interior: imported Carrara marble, Tunisian tilework and an octagonal carved minaret packed into a small footprint near Algeria Square. Free outside prayer times.
Route taxis and minibuses leave the ranks around Martyrs' Square for Janzur, 15 km west, departing whenever the seats fill rather than on any timetable. The fare is 2-4 LYD each way and the road hugs the sea.
A small purpose-built museum raised directly over a 4th-century Roman tomb, its frescoed burial chamber preserved in situ with Punic and Roman grave goods displayed around it. Admission has long been a token sum.
Tripoli's free evening promenade: families walking the seawall, corn and lupini sellers, fishermen strung along the breakwater and the Red Castle taking the last of the light across the bay.