Ushuaia has more than a dozen travel agencies offering excursions in and around Ushuaia, ranging from double-decker-bus city tours (US$7, one hour) to Parque Nacional Tierra del Fuego (US$17, 4–5 hours) and historic Estancia Harberton (US$55–120, eight hours). They also organize activities such as hiking, climbing, horseback riding, fishing, and mountain biking.

Local operators include All Patagonia (Juana Fadul 60, tel. 02901/433622, fax 02901/430707, www.allpatagonia.com), which is the AmEx representative; Canal Fun & Nature (Rivadavia 82, tel. 02901/437395, www.canalfun.com); Rumbo Sur (San Martín 342, tel. 02901/422441, fax 02901/430699, www.rumbosur.com.ar); Tolkar (Roca 157, Local 1, tel. 02901/431408, www.tolkar turismo.com.ar); Tolkeyén (San Martín 1267, tel. 02901/437073); and Yishka Turismo y Aventura (Gobernador Godoy 62, tel./fax 02901/437606, yishka [at] speedy [dot] com [dot] ar).

The Compañía de Guías de Patagonia (Gobernador Campos 795, tel. 02901/437753, www.companiadeguias.com.ar) specializes in trekking.